The opcodes below have been collected from various sources.
AAC | Alter All Commands |
AAD | Alter All Data |
AAO | Add And Overflow |
AAR | Alter at Random |
AB | Add Backwards |
ABC | AlphaBetize Code |
ABR | Add Beyond Range |
ACC | Advance CPU Clock |
ACDC | Allow Controller to Die peaCefully |
ACQT | Advance Clock to Quitting Time |
ADB | Another Damn Bug [UNIX] |
AEE | Absolve Engineering Errors |
AFF | Add Fudge Factor |
AFHB | Align Fullword on Halfword Boundary |
AFP | Abnormalize Floating Point |
AFR | Abort Funny Routine |
AFVC | Add Finagle's Variable Constant |
AGB | Add GarBage |
AI | Add Improper |
AIB | Attack Innocent Bystander |
AMM | Add Mayo and Mustard |
AMM | Answer My Mail |
AMS | Add Memory to System |
ANFSCD | And Now For Something Completely Different |
AOI | Annoy Operator Immediate |
APX | Apply Power and Explode |
AR | Advance Rudely |
AR | Alter Reality |
ARN | Add and Reset to Nonzero |
ARZ | Add and Reset to Zero |
AS | Add Sideways |
AT | Accumulate Trivia |
AWP | Argue With Programmer |
AWTT | Assemble with Tinker Toys |
BA | Branch Anywhere |
BAC | Branch to Alpha Centauri |
BAF | Blow All Fuses |
BAFL | Branch And FLush |
BAH | Branch And Hang |
BALC | Branch And Link Cheeseburger |
BAP | Branch And Punt |
BASF | Branch And Set Fire |
BAW | Bells And Whistles |
BB | Branch on Bug |
BBBB | Byte Baudy Bit and Branch |
BBD | Branch on Bastille Day |
BBI | Branch on Blinking Indicator |
BBIL | Branch on Burned-Out Indicator Light |
BBL | Branch on Burned out Light |
BBLB | Branch on Blinking Light Bulb |
BBQ | Branch and Bar-B-Q |
BBT | Branch on Binary Tree |
BBW | Branch Both Ways |
BCB | Burp and Clear Bytes |
BCBF | Branch on Chip Box Full |
BCF | Branch and Catch Fire |
BCF | Branch on Chip box Full |
BCH | Branch on CPU Halted |
BCIL | Branch Creating Infinite Loop |
BCP | Backspace Card Punch |
BCR | Backspace Card Reader |
BCU | Be Cruel and Unusual |
BD | Backspace Disk |
BD | Branch to Data |
BDC | Break Down and Cry |
BDI | Branch to Data, Indirect |
BDM | Branch and Disconnect Memory |
BDT | Burn Data Tree |
BE | Branch Everywhere |
BEW | Branch Either Way |
BF | Belch Fire |
BFF | Branch and Form Feed |
BFM | Be Fruitful and Multiply |
BH | Branch and Hang |
BIR | Branch Inside Ranch |
BIRM | Branch on Index Register Missing |
BLC | Branch and Loop Continuous |
BLI | Branch and Loop Infinite |
BLM | Branch, Like, Maybe |
BLMWM | Branch, Like, Maybe, Wow, Man |
BLP | Boot from Line Printer |
BLR | Branch and Lose Return |
BLSH | Buy Low, Sell High |
BM | Branch Maybe |
BMI | Branch on Missing Index |
BMI | Branch to Muncee, Immediate |
BMP | Branch and Make Popcorn |
BMR | Branch Multiple Registers |
BNA | Branch to Nonexistant Address |
BNCB | Branch and Never Come Back |
BNR | Branch for No Reason |
BOB | Branch On Bug |
BOD | Beat On the Disk |
BOD | Branch on Operator Desperate |
BOH | Branch on Humidity |
BOHP | Bribe Operator for Higher Priority |
BOI | Byte Operator Immediately |
BOMB | Branch Out Make Bug |
BOP | Boot OPerator |
BOT | Branch On Tree |
BPB | Branch on Program Bug |
BPDI | Be Polite, Don't Interrupt |
BPIM | Bury Programmer In Manuals |
BPL | Branch PLease |
BPO | Branch if Power Off |
BPP | Blob Pen Plotter |
BPP | Branch & Pull Plug |
BR | Byte and Run |
BRA | Branch to Random Address |
BRI | BRanch Indefinitely |
BRO | BRanch to Oblivion |
BRSS | BRanch on SunSpot |
BS | Behave Strangely |
BSC | Branch on Second Coming |
BSI | Backup Sewer Immediately |
BSM | Branch and Scramble Memory |
BSO | Branch on Sleepy Operator |
BSP | BackSpace Printer |
BSP | Backspace Punch |
BSR | Branch and Stomp Registers |
BST | Backspace and Stretch Tape |
BTAD | Branch To Auto-Destruct |
BTD | Branch on Time of Day |
BTD | Byte The Dust |
BTJ | Branch and Turn Japanese |
BTO | Branch To Oblivion |
BTW | Branch on Third Wednesday |
BU | Branch Unexpectedly |
BVS | Branch & Veer South |
BW | Branch on Whim |
BWABL | Bells, Whistles, and Blinking Lights |
BWC | Branch When Convenient |
BWF | Busy - Wait Forever |
BWOP | BeWilder OPerator |
BYDS | Beware Your Dark Side |
BYTE | BYte TEst |
CAC | Calling All Cars... |
CAC | Cash And Carry |
CAF | Convert ASCII to Farsii |
CAI | Corrupt Accounting Information |
CAIL | Crash After I Leave |
CAR | Cancel Accounts Receivable |
CARS | Create Additional Register Set |
CAT | Confused And Tired [UNIX] |
CB | Consult Bozo |
CBA | Compare and Branch Anyway |
CBBR | Crash & Blow Boot ROM |
CBNC | Close, but no Cigar |
CBS | Clobber BootStrap |
CC | Call Calvery |
CC | Compliment Core |
CCB | Chocolate Chip Byte-mode |
CCB | Consult Crystal Ball |
CCC | Crash if Carry Clear |
CCCP | Conditionally Clear Core and Proceed |
CCCP | Conditionally Corrupt Current Process |
CCD | Choke Cough and Die |
CCD | Clear Core and Dump |
CCP | Clear Core and Proceed |
CCR | Change Channels at Random |
CCS | Chinese Character Set |
CCWR | Change Color of Write Ring |
CD | Complement Disk |
CDC | Clear Disk and Crash |
CDC | Close Disk Cover |
CDIOOAZ | Calm Down, It's Only Ones and Zeroes |
CDS | Change Disk Speed |
CEMU | Close Eyes and Monkey With User Space |
CEX | Call EXterminator |
CF | Come From (replaces GOTO) |
CFE | Call Field Engineer |
CFP | Change and Forget Password |
CFS | Corrupt File Structure |
CG | Convert to Garbage |
CH | Create Havoc |
CHAPMR | Chase Pointers Around Machine Room |
CHCJ | Compare Haig to Christine Jorgensen |
CHSE | Compare Half-words and Swap if Equal |
CIB | Change Important Byte |
CIC | Cash In Chips |
CID | Compare and Ignore Data |
CIMM | Create Imaginary Memory Map |
CIZ | Clear If Zero |
CLBR | Clobber Register |
CLBRI | Clobber Register Immediately |
CM | Circulate Memory |
CMD | CPU Melt Down |
CMD | Compare Meaningless Data |
CMI | Clobber Monitor Immediately |
CML | Compute Meaning of Life |
CMP | Create Memory Prosthesis |
CMS | Click MicroSwitch |
CN | Compare Nonsensically |
CNB | Cause Nervous Breakdown |
CNS | Call Nonexistent Subroutine |
COCS | Copy Object Code to Source |
COD | Crash On Demand |
COLB | Crash for Operator's Lunch Break |
COM | Clear Operator's Mind |
COMF | COMe From |
CON | Call Operator Now |
COS | Copy Object code to Source file |
COWYHU | Come Out With Your Hands Up |
CP | Compliment Programmer |
CP%FKM | CPU - FlaKeout Mode |
CP%WM | CPU - Weird Mode |
CPB | Create Program Bug |
CPN | Call Programmer Names |
CPPR | Crumple Printer Paper and Rip |
CRASH | Continue Running After Stop or Halt |
CRB | Crash and Burn |
CRD | Confirm Rumor by Denial |
CRM | CReate Memory |
CRM | Clear Random Memory |
CRN | Compare with Random Number |
CRN | Convert to Roman Numerals |
CRYPT | reCuRsive encrYPt Tape mneumonic [UNIX] |
CS | Crash System |
CSL | Curse and Swear Loudly |
CSN | Call Supervisor Names |
CSNIO | Crash System on Next I/O |
CSS | Crash Subsidiary Systems |
CSU | Call Self Unconditional |
CTDMR | Change Tape Density, Mid Record |
CTT | Call Time & Temperature |
CU | Convert to Unary |
CUC | Cheat Until Caught |
CVFL | ConVert Floating to Logical |
CVFP | ConVert FORTRAN to PASCAL |
CVG | Convert to Garbage |
CVS | ConVert to Sesquinary |
CVU | ConVert to Unary |
CWAH | Create Woman and Hold |
CWB | Carry With Borrow |
CWDC | Cut Wires and Drop Core |
CWG | Chase Wild Goose |
CWGK | Compare Watt to Genghis Khan |
CWIT | Compare Watt to Ivan the Terrible |
CWM | Compare Watt to Mussolini |
CWOM | Complement Write-only Memory |
CZZC | Convert Zone to Zip Code |
DA | Develop Amnesia |
DAB | Delete All Bugs |
DAO | Divide And Overflow |
DAP | Deselect Active Peripheral |
DAUF | Delete All Useless Files |
DB | Drop Bits |
DBL | Desegregate Bus Lines |
DBLD | Drop Bits Lose Data |
DBR | Debase Register |
DBTP | Drop Back Ten and Punt |
DBZ | Divide by Zero |
DC | Degauss Core |
DC | Divide and Conquer |
DCAD | Dump Core And Die |
DCD | Drop Cards Double |
DCGC | Dump Confusing Garbage to Console |
DCI | Disk Crash Immediate |
DCON | Disable CONsle |
DCR | Double precision CRash |
DCT | Drop Cards Triple |
DCWPDGD | Drink Coffee, Write Program, Debug, Get Drunk |
DD | Destroy Disk |
DD | Drop Disk |
DDC | Dally During Calculations |
DDOA | Drop Dead On Answer |
DDS | Delaminate Disk Surface |
DDWB | Deposit Directly in Wastepaper Basket |
DE | Destroy Peripherals |
DEB | Disk Eject Both |
DEC | Decompile Executable Code |
DEI | Disk Eject Immediate |
DEM | Disk Eject Memory |
DF | Disk Feed |
DGT | Dispense Gin & Tonic |
DHTPL | Disk Head Three Point Landing |
DIA | Develop Ineffective Address |
DIE | DIsable Everything |
DIIL | Disable Interrupts and enter Infinite Loop |
DIRFO | Do It Right For Once |
DISC | DISmount Cpu |
DK | Destroy Klingons |
DK%WMM | Disk Unit - Washing Machine Mode |
DKP | Disavow Knowledge of Programmer |
DLN | Don't Look Now... |
DLP | Drain Literal Pool |
DMAG | Do MAGic |
DMNS | Do What I Mean, Not What I Say |
DMPE | Decide to Major in Phys. Ed. |
DMPK | Destroy Memory Protect Key |
DMZ | Divide Memory by Zero |
DNPG | Do Not Pass Go |
DO | Divide and Overflow |
DOC | Drive Operator Crazy |
DPCS | Decrement Program Counter Secretly |
DPMD | Drop Pen and Mangle Drum |
DPMI | Declare Programmer Mentally Incompetent |
DPMK | Destroy Memory Protect Key |
DPN | Double Precision No-op |
DPR | Destroy Program |
DPS | Disable Power Supply |
DR | Detach Root |
DRAF | DRAw Flowchart |
DRAM | Decrement RAM |
DRD | DRop Dead |
DRI | Disable Random Interrupt |
DROM | Destroy ROM |
DRT | Disconnect Random Terminal |
DS | Deadlock System |
DSH | Destroy Sector Header |
DSI | Do Something Interesting |
DSO | Disable System Operator |
DSP | Degrade System Performance |
DSR | Detonate Status Register |
DSTD | Do Something Totally Different |
DSUIT | Do Something Utterly, Indescribably Terrible |
DT%FFP | DecTape - unload and Flappa FlaP |
DT%SHO | DecTape - Spin Hubs Opposite |
DTB | Destructively Test Bit |
DTC | Destroy This Command |
DTE | Decrement Telephone Extension |
DTI | Do The Impossible |
DTRT | Do The Right Thing |
DTVFL | Destroy Third Variable From Left |
DU | Dump User |
DUD | Do Until Dead |
DW | Destroy World |
DWIM | Do What I Mean |
DWIT | Do What I'm Thinking |
EA | Enable Anything |
EAC | Emulate Acoustic Coupler |
EAL | Enable AC to Logic rack |
EAO | Enable AC to Operator |
EBB | Edit and Blank Buffer |
EBB | Empty Bit Bucket |
EBQR | Enable Bi-Quinary Arithmetic |
EBR | Erase Before Reading |
EBRS | Emit Burnt Resistor Smell |
EC | Eat card |
ECL | Early Care Lace |
ECO | Electrocute Computer Operator |
ECP | Erase Card Punch |
ED | Eject Disk |
ED | Execute Data (verrrry useful) |
EDD | Eat Disk and Die |
EDIT | Erase Data and Increment Time |
EDP | Emulate Debugged Program |
EDR | Execute Destructive Read |
EDS | Execute Data Segment |
EEOIFNO | Execute Every Other Instruction From Now On |
EEP | Erase Entire Program |
EFB | Emulate Five-volt Battery |
EFD | Eject Floppy Disk |
EFD | Emulate Frisbee Using Disk Pack |
EFE | Emulate Fatal Error |
EHC | Emulate Headless Chicken |
EIAO | Execute In Any Order |
EIO | Erase I/O page |
EIOC | Execute Invalid Op Code |
EIP | Execute Programmer Immeditely |
EJD%V | EJect Disk with initial velocity V |
ELP | Enter Loop Permenantly |
EM | EMulate 407 |
EM | Evacuate Memory |
EMM | Emulate More Memory |
EMPC | Emulate Pocket Calculator |
EMSE | Edit and Mark Something Else |
EMSL | Entire Memory Shift Left |
EMT | Electrocute Maintenance Technician |
EMW | Emulate Matag washer |
ENA | ENable Anything |
ENF | Emit Noxious Fumes |
ENO | Emulate No-Op |
EO | Electrocute Operator |
EOB | Execute Operator and Branch |
EOI | Explode On Interrupt |
EOS | Erase Operating System |
EP | Execute Programmer (last resort :-) |
EPI | Execute Programmer Immediate |
EPITS | Execute Previous Instruction Then Skip |
EPL | Emulate Phone Line |
EPP | Eject Printer Paper |
EPS | Electrostatic Print and Smear |
EPS | Execute Program Sideways |
EPSW | Execute Program Status Word |
EPT | Erase Process Table |
EPT | Erase Punched Tape |
ERAF | Execute Relocatable Address Field |
ERIC | Eject Random Integrated Circuit |
ERM | Erase Reserved Memory |
EROM | Erase Read Only Memory |
EROS | Erase Read-only Storage |
ERS | Erase Read-only Storage |
ESB | Eject Selectric Ball |
ESC | Emulate System Crash |
ESD | Eat Shit & Die |
ESD | Eject Spinning Dish |
ESL | Exceed Speed of Light |
ESP | Enable SPrinkler system |
ETI | Execute This Instruction |
ETM | Emulate Trinary Machine |
EVC | Execute Verbal Commands |
EWD | Enter Warp Drive |
EWM | Enter Whimsy Mode |
EXI | Execute Invalid Operation |
EXOP | Execute Operator |
EXPP | Execute Political Prisoner |
FAG | Fold And Go |
FAY | Fetch Amulet of Yendor |
FB | Find Bugs |
FC | Fry Console |
FCE | Fill Core with Epoxy |
FCJ | Feed Cards and Jam |
FD | Flip Disk |
FD | Forget Data |
FDR | Feed Disk Randomly |
FERA | Forms Eject and Run Away |
FFF | Form Feed Forever |
FLD | FLing Disk |
FLI | Flash Lights Impressively |
FM | Forget Memory |
FMP | Finish My Program |
FOPC | False Out-of-Paper Condition |
FPC | Feed Paper Continuously |
FPT | Fire Photon Torpedoes |
FRG | Fill with Random Garbage |
FS | Feign Sleep |
FSM | Fold, Spindle and Mutilate |
FSRA | Forms Skip and Run Away |
GBB | Go to Back of Bus |
GCAR | Get Correct Answer Regardless |
GDP | Grin Defiantly at Programmer |
GDR | Grab Degree and Run |
GENT | GENerate Thesis |
GEW{JO} | Go to the End of the World {Jump Off} |
GFD | Go Forth and Divide |
GFM | Go Forth and Multiply |
GIE | Generate Irreversible Error |
GLC | Generate Lewd Comment |
GMC | Generate Machine Check |
GMCC | Generate Machine Check and Cash |
GND | Guess at Next Digit |
GORS | GO Real Slow |
GREM | Generate Random Error Message |
GREP | Global Ruin, Expiration, and Purgation [UNIX] |
GRMC | Generate Rubber Machine Check |
GS | Get Strange |
GSB | Gulp and Store Bytes |
GSI | Generate Spurious Interrupts |
GSU | Geometric Shift Up |
GTJ | Go To Jail |
HACF | Halt And Catch Fire |
HAH | Halt And Hang |
HBW | Hang Bus & Wait |
HCF | Halt and Catch Fire |
HCP | Hide Central Processor |
HCRS | Hang in CRitical Section |
HDH | Hi Dee Ho |
HDO | Halt and Disable Operator |
HDRW | Halt and Display Random Word |
HELP | Type "No Help Available" |
HF | Hide File |
HGD | Halt, Get Drunk |
HHB | Halt and Hang Bus |
HIS | Halt in Imposible State |
HOO | Hide Operator's Output |
HRPR | Hang up and Ruin Printer Ribbon |
HSC | Halt on System Crash |
HSJ | Halt, Skip and Jump |
HTC | Halt & Toss Cookies |
HTS | Halt & Throw Sparks |
HUAL | Halt Until After Lunch |
HUP | Hang Up Phone |
HWP | Halt Without Provocation |
IAE | Ignore All Exceptions |
IAI | Inquire and ignore |
IAND | Illogical AND |
IBM | Increment and Branch to Muncee |
IBP | Insert Bug and Proceed |
IBR | Insert Bugs at Random |
ICB | Interrupt, Crash and Burn |
ICM | Immerse Central Memory |
ICMD | Initiate Core Melt Down |
ICSP | Invert CRT Screen Picture |
IDC | Initiate Destruct Command |
IDI | Invoke Divine Intervention |
IDNOP | InDirect No-OP |
IDPS | Ignore Disk Protect Switch |
IEOF | Ignore End Of File |
IF | Invoke Force |
IGI | Increment Grade Immediately |
IGIT | Increment Grade Immediately Twice |
IHC | Initiate Head Crash |
II | Inquire and Ignore |
IIB | Ignore Inquiry and Branch |
IIB | Ignore Interrupt and Branch |
IIC | Insert Invisible Characters |
IIL | Irreversable Infinite Loop |
IM | Imagine Memory |
IMBP | Insert Mistake and Blame Programmer |
IMP | Imitate Monty Python |
IMPG | IMPress Girlfriend |
IMV | IMpress Visitors |
INCAM | INCrement Arbitrary Memory |
INI | Ignore Next Instruction |
INOP | Indirect No-OP |
INR | INstigate Rumor |
INW | INvalidate Warranty |
IOI | Ignore Operator's Instruction |
IOR | Illogical Or |
IP | Increment and Pray |
IPI | Ignore Previous Instruction |
IPM | Ignore Programmer's Mistakes |
IPOP | Interrupt Processor, Order Pizza |
IPS | Incinerate Power Supply |
IPS | Increment Power Supply |
IPT | Ignite Paper Tape |
IRB | Invert Record and Branch |
IRBI | Insert Random Bits Indexed |
IRC | Insert Random Commands |
IRE | Insert Random Errors |
IRI | Ignore Rude Interrupts |
IRPF | Infinite Recursive Page Fault |
ISC | Ignore Supervisor Calls |
ISC | Ignore System Crash |
ISC | Insert Sarcastic Comments |
ISI | Increment and Skip on Inifinity |
ISP | Increment and Skip on Pi |
ISTK | Invert STacK |
ITML | Initiate Termites into Macro Library |
IU | Ignore User(s) |
IWP | Ignore Write Protect notch |
IZ | Ignore Zeroes |
JAA | Jump Almost Always |
JBS | Jump and Blow Stack |
JCI | Jump to Current Instruction |
JFM | Jump on Full Moon |
JHRB | Jump to H&R Block |
JLP | Jump and Lose Pointer |
JMAT | JuMp on Alternate Thursdays |
JN | Jump to Nowhere |
JNL | Jump when programmer is Not Looking |
JOM | Jump Over Moon |
JOP | Jump OPerator |
JPA | Jump when Pizza Arrives |
JRAN | Jump RANdom |
JRCF | Jump Relative and Catch Fire |
JRGA | Jump Relative and Get Arrested |
JRL | Jump to Random Location |
JRSR | Jump to Random Subroutine |
JSC | Jump on System Crash |
JSP | Jump on Sexy Programmer |
JSU | Jump Self Unconditional |
JT | Jump if Tuesday |
JTT | Jump and Tangle Tape |
JTZ | Jump to Twilight Zone |
JWN | Jump When Necessary |
KCE | Kill Consultant on Error |
KEPITU | Kill Every Process In The Universe |
KP | Krunch Paper |
KSR | Keyboard Shift Right |
KUD | Kill User's Data |
LAC | Lose All Communication |
LAGW | Load And Go Wrong |
LAP | Laugh At Program(mer) |
LCC | Load and Clear Core |
LCD | Launch Cartridge Disk |
LCK | Lock Console Keyswitch |
LEB | Link Edit Backwards |
LIA | Load Ineffective Address |
LMB | Lose Message and Branch |
LMO | Load and Mug Operator |
LMYB | Logical MaYBe |
LN | Lose inode Number [UNIX] |
LNP | Load N digits of Pi |
LOSM | Log Off System Manager |
LP%PAS | Line Printer - Print And Smear |
LP%RDD | Line Printer - Reverse Drum Direction |
LP%TCR | Line Printer - Tangle and Chew Ribbon |
LPA | Lead Programmer Astray |
LPRTC | Load Program counter from Real Time Clock |
LR | Load Revolver |
LRA | Load RetroActively |
LRD | Load Random Data |
LSPSW | Load and Scramble PSW |
LTS | Link To Sputnik |
LUM | LUbricate Memory |
LWE | Load WhatEver |
LWM | Load Write-only Memory |
MAB | Melt Address Bus |
MAN | Make Animal Noises |
MAZ | Multiply Answer by Zero |
MBC | Make Batch Confetti |
MBF | Multiply and be Fruitful |
MBH | Memory Bank Hold-up |
MBTD | Mount Beatles on Tape Drive |
MBTOL | Move Bug To Operator's Lunch |
MC | Move Continuous |
MD | Move Devious |
MDB | Move and Drop Bits |
MDC | Make Disk Crash |
MDDHAF | Make Disk Drive Hop Across Floor |
MET | Misread and Eat Tape |
MFO | Mount Female Operator |
MLB | Memory Left shift and Branch |
MLP | Make Lousy Program |
MLP | Multiply and Lose Precision |
MLR | Move and Lose Record |
MMLG | Make Me Look Good |
MNI | Misread Next Instruction |
MOG | Make Operator Growl |
MOP | Modify Operator's Personality |
MOU | MOunt User [causes computer to screw you] |
MPLP | Make Pretty Light Pattern |
MPS | Move Pen Somewhere |
MRZ | Make Random Zap |
MSGD | Make Screen Go Dim |
MSP | Mistake Sign for Parity |
MSPI | Make Sure Plugged In |
MSR | Melt Special Register |
MST | Mount Scotch Tape |
MT | Muddle Through |
MT%HRDV | Mag Tape - High speed Rewind and Drop Vaccuum |
MTI | Make Tape Invalid |
MW | Malfunction Whenever |
MW | Multiply Work |
MWAG | Make Wild-Assed Guess |
MWC | Move and Wrap Core |
MWK | Multiply WorK |
MWT | Malfunction Without Telling |
NBC | Negate By Clearing |
NMI | Negate Most Integers |
NOP | Needlessly Omit Pointer |
NPC | Normalize Program Counter |
NTGH | Not Tonight, i've Got a Headache |
OCF | Open Circular File |
OMC | Obscene Message to Console |
OML | Obey Murphy's Laws |
OPP | Order Pizza for Programmer |
OSI | Overflow Stack Indefinitely |
OTL | Out To Lunch |
P$*! | Punch Obscenity |
PA | Punch in ASCII |
PAII | Prevent All Interrupts and Interrupt |
PAS | Print And Smear |
PAUD | PAUse Dramatically |
PAZ | Pack Alpha Zone |
PBC | Print and Break Chain |
PBD | Print and Break Drum |
PBM | Pop Bubble Memory |
PBPBPBP | Place Backup in Plain Brown Paper Bag, Please |
PBST | Play Batch mode Star Trek |
PCB | Pause for Coffee Break |
PCI | Pleat Cards Immediate |
PCR | Print and Cut Ribbon |
PD | Play Dead |
PD | Punch Disk |
PDLD | Power Down and Lock Door (to computer room) |
PDN | Power Down and Normalize |
PDSK | Punch DiSK |
PDT | Punch and Delete Tape |
PEHC | Punch Extra Holes in Cards |
PEP | Print on Edge of Paper |
PFD | Punt on Fourth Down |
PFE | Print Floating Eye [rogue] |
PFML | Print Four Million Lines |
PI | Punch Invalid |
PIBM | Pretend to be an IBM |
PIC | Print Illegible Characters |
PIC | Punch Invalid Character |
PLSC | Perform Light Show on Console |
PMT | Punch Magnetic Tape |
PNIH | Place Needle in Haystack |
PNRP | Print Nasty Replies to Programmer |
PO | Punch Operator |
POCL | Punch Out Console Lights |
POG | Print Only Greek |
POPI | Punch OPerator Immediately |
POPN | Punch OPerator's Nose |
PPA | Print Paper Airplanes |
PPL | Perform Perpetual Loop |
PPP | Print Programmer's Picture |
PPR | Play Punk Rock |
PPSW | Pack Program Status Word |
PS* | Punch obscenity |
PSD | Pause and Smoke Dope |
PSP | Print and Shred Paper |
PSP | Push Stack Pointer |
PSR | Print and Shred Ribbon |
PTAB | Position Tape Ass-Backwards |
PTP | Produce Toilet Paper |
PVLC | Punch Variable Length Card |
PWP | Print Without Paper |
PWS | create PoWer Surge |
PYS | Program Yourself |
QWYA | Quit While Your Ahead |
RA | Randomize Answer |
RAM | Read Ambiguous Memory |
RAN | Random Opcode [similar to 16-bit what gate] |
RASC | Read and Shred Card |
RAST | Read And Shred Tape |
RAU | Ridicule All Users |
RBAO | Ring Bell and Annoy Operator |
RBLY | Restore Back-up from Last Year |
RBT | Read and Break Tape |
RBT | Rewind and Break Tape |
RBT | Read Blank Tape |
RC | Rewind Core |
RCAJ | Read Card And Jam |
RCB | Read Command Backwards |
RCB | Run Clock Backwards |
RCC | Read Card and Chew |
RCCP | Randomly Corrupt Current Process |
RCF | Rewind Cabinet Fans |
RCI | Read Card and Ignore |
RCKG | Read Count Key and Garbage |
RCL | Rotate Carry Left |
RCR | Rewind Card Reader |
RCRV | Randomly Convert to Reverse Video |
RCS | Read Card Sideways |
RCSD | Read Card, Scramble Data |
RD | Randomize Data |
RD | Reverse Directions |
RD | Rewind Disk |
RDA | Refuse to Disclose Answer |
RDB | Replace Database with Blanks |
RDB | Run Disk Backwards |
RDD | Reverse Disk Drive |
RDDBF | Rock Disk Drive Back and Forth |
RDEB | Read and Drop Even number of Bits |
RDF | Randomize Directory Filenames |
RDI | Reverse Drum Immediate |
RDR | Reverse Disk Rotation |
RDS | ReaD Sideways |
RENVR | REName Variables Randomly |
REOF | Read End-Of-File |
RET | Read and Erase Tape |
RF | Read Fingerprints |
RG | Record Garbage |
RHO | Randomize and Halt if not = to 0 |
RI | Read Invalid |
RIC | Rotate Illogical thru Carry |
RID | Read Invalid Data |
RIOP | Rotate I/O Ports |
RIR | Read Invalid Record |
RIRG | Read Inter-Record Gap |
RJE | Return Jump and Explode |
RLC | Relocate and Lose Core |
RLC | Reread Last Card |
RLC | Rotate Left with Carolyn |
RLI | Rotate Left Indefinitely |
RLP | Refill Light Pen |
RLP | Rewind Line Printer |
RM | Ruin My files |
RMI | Randomize Memory Immediate |
RMT | Remove Trap |
RMV | Remove Memory Virtues |
RN | Read Noise |
RNBS | Reflect Next Bus Signal |
RNR | Read Noise Record |
ROC | Randomize Op Codes |
ROC | Rotate Outward from Center |
ROD | ROtate Diagonally |
ROM | Read Operator's Mind |
ROO | Rub Out Operator |
ROOP | Run Out Of Paper |
ROPF | Read Other People's Files |
ROS | Reject Operating System |
ROS | Return On Shield |
RP | Read Printer |
RPB | Raise Parity Bits |
RPB | Read Print and Blush |
RPBR | Reverse Parity and BRanch |
RPC | Rotate Program Counter |
RPM | Read Programmer's Mind |
RPR | Ruin Printer Ribbon |
RPU | Read character and Print Upsidedown |
RRC | Rotate Random thru Carry |
RRG | Read Record Gap |
RRR | Renumber Registers Randomly |
RRR | Randomly Rotate Register |
RRR | Read Record and Run away |
RRRL | Random Rotate Register Left |
RRRR | Random Rotate Register Right |
RRSGWSSNK | Round and Round She Goes, Where She Stops, Nobody Knows |
RRT | Record and Rip Tape |
RS | Random Slew |
RSC | Read and Shred Card |
RSD | On Read Error Self-Destruct |
RSD | Read and Scramble Data |
RST | Read and Shread Tape |
RST | Rewind and Stretch Tape |
RSTOM | Read From Store-only Memory |
RT | Reduce Throughput |
RTS | Return To Sender |
RVAC | Return from VACation |
RWCR | ReWind Card Reader |
RWD | ReWind Disk |
RWF | Read Wrong File |
RWOM | Read Write-Only Memory |
SA | Store Anywhere |
SAD | Search(seek) and Destroy |
SAI | Skip All Instructions |
SARG | Swap Acess Registers and Gprs |
SAS | Show Appendix Scar |
SAS | Sit And Spin |
SBE | Swap Bits Erratically |
SC | Scramble Channels |
SC | Shred Cards |
SCB | Spindle Card and Belch |
SCCA | Short Circuit on Correct Answer |
SCD | Shuffle and Cut DEC |
SCH | Slit Cards Horizontal |
SCI | Shred Cards Immediate |
SCM | Set for Crash Mode |
SCOM | Set Cobol-Only Mode |
SCRRC | SCRamble Register Contents |
SCST | Switch Channel to Star Trek |
SCTR | Stick Card To Reader |
SD | Scramble Directory |
SD | Slip Disk |
SDC | Spool Disk to Console |
SDD | Seek and Destroy Data |
SDDB | Snap Disk Drive Belt |
SDE | Solve Differential Equations |
SDI | Self Destruct Immediately |
SDM | Search and Destroy Memory |
SDR | Slam Down Rondo [worst soda ever made] |
SEB | Stop Eating and Burp |
SEOB | Set Every Other Bit |
SEX | Set EXecution register [real on the RCA 1802] |
SEX | Sign EXtend |
SFH | Set Flags to Half-mast |
SFP | Send for Pizza |
SFR | Send for Reinforcements |
SFT | Stall For Time |
SFTT | Strip Form Tractor Teeth |
SHAB | Shift a Bit |
SHABM | Shift a Bit More |
SHB | Stop and Hang Bus |
SHCD | SHuffle Card Deck |
SHIT | Stop Here If Thursday |
SHON | Simulate HONeywell CPU [permanent NO-OP] |
SHRC | SHRed Card |
SHRT | SHRed Tape |
SID | Switch to Infinite Density |
SIP | Store Indefinite Precision |
SJV | Scramble Jump Vectors |
SLP | Sharpen Light Pen |
SMC | Scramble Memory Contents |
SMD | Spontaneous Memory Dump [classfied data only] |
SMR | Skip on Meaningless Result |
SMS | Shred Mylar Surface |
SNARF | System Normalize and Reset Flags |
SNM | Show No Mercy |
SNO | Send Nukes on Overflow |
SOAWP | SOlve All the World'd Problems |
SOB | Stew On Brew [a real PDP-11 instruction] |
SOD | Surrender Or Die! |
SOP | Stop and Order Pizza |
SOS | Sign off, Stupid |
SOT | Sit on a Tack |
SP | Scatter Print |
SPA | Sliding Point Arithmetic |
SPB | Simulate Peanut Butter |
SPD | Spin Dry Disc |
SPD | Start and Power Down |
SPS | Set Panel Switches |
SPSW | Scramble Program Status Word |
SQPC | Sit Quietly and Play with your Crayons |
SQPWYC | Sit Quietly and Play With Your Crayons |
SRBC | Sort Registers By Content |
SRBO | Set Random Bits to Ones |
SRBZ | Set Random Bits to Zeroes |
SRC | Select Random Channel |
SRCC | Select Reader and Chew Cards |
SRD | Switch to Random Density |
SRDR | Shift Right Double Ridiculous |
SRO | Sort with Random Ordering |
SROS | Store in Read Only Storage |
SRR | Shift Registers Random |
SRSD | Seek Record and Scar Disk |
SRSD | Seek Record and Scratch Disk |
SRTC | Stop Real-Time Clock |
SRU | Signoff Random User |
SRZ | Subtract and Reset to Zero |
SSB | Scramble Status Byte |
SSD | Seek and Scar Disk |
SSJ | Select Stacker and Jam |
SSJP | Select Stacker and JumP |
SSM | Solve by Supernatural Means |
SSN | Set Serial Number |
SSP | Seek SPindle |
SSP | Smoke and SPark |
SST | Seek and Stretch Tape |
ST | Scratch Tape |
ST | Set and Test |
STA | STore Anywhere |
STC | Slow To a Crawl |
STD | Stop, Take Drugs |
STI | STore Immediate |
STM | STretch Magtape |
STM | Skip on Third Monday |
STO | Strangle Tape Operator |
STPR | SToP Rain |
STROM | Store in Read-only Memory |
STT | Stretch and Tangle Tape |
STTHB | Set Terminal to Three Hundred Baud |
SUIQ | Subtract User's IQ |
SUME | SUprise ME |
SUP | Solve Unsolvable Problem |
SUR | Screw Up Royally |
SUS | Stop Until Spring |
SUS | Subtract Until Senseless |
SWAT | SWAp Terminals |
SWN | SWap Nibbles |
SWOS | Store in Write Only Storage |
SWS | Sort to Wrong Slots |
SWT | Select Wrong Terminal |
SWU | Select Wrong Unit |
SWZN | Skip Whether Zero or Not |
SZD | Switch to Zero Density |
TAH | Take A Hike |
TAI | Trap Absurd Inputs |
TARC | Take Arithmetic Review Course |
TBFTG | Two Burgers and Fries To Go |
TC | Transmit Colors (but avoid red) |
TD | Throw Disk |
TDB | Transfer and Drop Bits |
TDRB | Test and Destroy Random Bits |
TDS | Trash Data Segment |
TLNF | Teach me a Lesson i'll Never Forget |
TLO | Turn Indicator Lights Off |
TLW | Transfer and Lose Way |
TN | Take a Nap |
TOAC | Turn Off Air Conditioner |
TOG | Take Out Garbage |
TOG | Time Out, Graduate |
TOH | Take Operator Hostage |
TOO | Turn On/Off Operator |
TOP | Trap OPerator |
TOS | Trash Operating System |
TPD | Triple Pack Decimal |
TPDH | Tell Programmer to Do it Him/Herself |
TPF | Turn Power Off |
TPN | Turn Power On |
TPR | Tear PapeR |
TR | Turn into Rubbish [UNIX] |
TRA | Te Rdls Arvs [Type Ridiculous Abbreviations] |
TSH | Trap Secretary and Halt |
TSM | Trap Secretary and Mount |
TST | Trash System Tracks |
TT%CN | TeleType - Clunk Noise |
TT%EKB | TeleType - Electrify KeyBoard |
TTA | Try, Try Again |
TTIHLIC | Try To Imagine How Little I Care |
TTITT | Turn 2400 foot Tape Into Two 1200 foot Tapes |
TTL | Tap Trunk Line |
TTL | Time To Logoff |
TYF | Trust Your Feelings |
UA | Unload Accumulator |
UAI | Use Alternate Instrucction set |
UAPA(AM) | Use all Power Available (And More) |
UC | Unwind Core |
UCB | Uncouple CPU and Branch |
UCK | Unlock Console Keyswitch |
UCPUB | Uncouple CPU's and Branch |
UDR | Update and Delete Record |
UER | Update and Erase Record |
UFO | Unidentified Flag Operation |
ULDA | UnLoaD Accumulator |
UMR | Unlock Machine Room |
UNPD | UNPlug and Dump |
UOP | Useless OPeration |
UP | Understand Program(mer) |
UPA | Use all Power Available |
UPC | Understand Program(mer)'s Comments |
UPCI | Update Card In Place |
UPI | Undo Previous Instruction (only in EMACS) |
URB | Update, Resume and Branch |
UTF | Unwind Tape onto Floor |
UTF | Use The Force |
UUBR | Use Undefined Base Register |
VAX | Violate All eXecutions |
VFE | Violate Field Engineer |
VFO | Violate Female Operator |
VMA | Violate Maintenance Agreement |
VNO | Violate Noise Ordinance |
VPA | Vanishing Point Arithmetic |
VVM | Vaporize Virtual Memory |
WAD | Walk Away in Disgust |
WAT | WAste Time |
WBB | Write to the Bit Bucket |
WBI | Water BInary tree |
WBT | Water Binary Tree |
WC | Waste Core [UNIX] |
WCR | Write to Card Reader |
WDR | Warp disk DRive |
WED | Write and Erase Data |
WEMG | Write Eighteen Minute Gap |
WF | Wait Forever |
WGPB | Write Garbage in Process-control Block |
WHFO | Wait Until Hell Freezes Over |
WHP | Wave Hands over Program |
WI | Why Immediate |
WI | Write Illegibly |
WIC | Write Invalid Character |
WID | Write Invalid Data |
WNHR | Write New Hit Record |
WNR | Write Noise Record |
WPET | Write Past End of Tape |
WPM | Write Programmer's Mind |
WPO | Wad up Printer Output |
WROM | Write Read-Only Memory |
WRTC | Wind Real-Time Clock |
WSE | Write Stack Everywhere |
WSWW | Work in Strange and Wonderous Ways |
WUPO | Wad Up Printer Output |
WWLR | Write Wrong-Length Record |
WWR | Write Wrong Record |
WWTC | Wind Wrong-Time Clock |
WWTO | Work When Trace On |
XIO | eXecute Invalid Opcode |
XKF | eXecute Kermit the Frog |
XMB | eXclusive MayBe |
XOH | eXecute no-Op and Hang |
XOR | eXecute OperatoR |
XOS | eXchange Operator's Sex |
XPR | eXecute ProgrammeR |
XPSW | eXecute Program Status Word |
XSP | eXecute Systems Programmer |
XVF | eXchange Virtue for Fun |
YAB | Yet Another Bug |
YASE | Yet Another Stupid Error |
ZAR | Zero Any Register |
ZD | Zap Directory |
ZEOW | Zero Every Other Word |
ZPI | ZaP Immediate |
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