| Acronym | Expansion | |
| AA | Alcoholics Anonymous | |
| AAA | Travel club | |
| AAAAA | Travel club for alcoholics | |
| ADN | Any Day Now | |
| AFAIK | As Far As I Know | |
| AFK | Away From the Keyboard | |
| AKA | Also known as | |
| AWGTHTGTTA | Are We Going To Have To Go Through This Again | |
| B4N | Bye for Now | |
| BAD | Broken as Designed | |
| BAMF | Bad Assed Motherfucker | |
| BBL | Be Back Later | |
| BBR | Burnt Beyond Repair | |
| BBS | Bulletin Board System | |
| BFD | Big Fuckin' Deal | |
| BIOYIOP | Blow It Out Your I/O Port | |
| BISD | Built-in shit detector | |
| BITGOD | Back in the good old days | |
| BOFH | Bastard operator from hell (UNIX), from http://bofh.ntk.net/Bastard.html | |
| BOHICA | Bend Over, Here It Comes Again (military for getting screwed) | |
| BRB | Be Right Back | |
| BRS | Big Red Switch | |
| BSOD | Blue screen of death (PMS Microsoft style) | |
| BTA | But Then Again (in response to IOW) | |
| BTW | By The Way | |
| BYAM | Between you and me | |
| BWQ | Buzz Word Quotient | |
| CI$ | Compu$erve Information Service | |
| CTS | Consider the source | |
| CU | See you | |
| CUL | See you Later | |
| CUL8R | See you Later | |
| DIIK | Damned If I Know | |
| DILLIGAF | Does It Look Like I Give A Fuck | |
| DIY | Do it yourself | |
| DL or D/L | Download, transmit to you | |
| DTP | DeskTop Publishing | |
| DTRT | Do The Right Thing | |
| DWIMC | Do What I Mean, Correctly | |
| EAPG | Early American Pressed Glass | |
| EOT | End Of Thread (ie. don't reply to this message) | |
| ES&D | Eat Shit and Die | |
| ESABATM | Eat Shit And Bark at the Moon | |
| ETLA | Extended Three Letter Acronym | |
| FFRD | Flying Fuck in a Rolling Donut (I don't give one) | |
| FHOF | Freeware Hall of Fame | |
| FISH | First In, Still Here | |
| FITB | Fill In The Blank | |
| FLMN | Four letter mnemonic name (cf. TLA) | |
| FOAF | Friend of A Friend | |
| FOB | Fresh off the Boat | |
| FOMCL | Fell off my chair laughing | |
| FOOBAR | Variant of FUBAR (q.v.) | |
| FOOMCL | Fell out of my chair laughing | |
| FOS | Freedom Of Speech; Full Of Shit | |
| FRED | Fucking Ridiculous Electronic Device | |
| FTM, RTFC | Forget the manual, read the fucking code | |
| FTTT | From Time To Time | |
| FUBAR | Fucked Up Beyond All Repair | |
| FTW | Fuck the World | |
| FUD | Fear, Uncertainty and Doubt | |
| FURTB | Full up ready to burst (about hard disk drives) | |
| FWIW | For What It's Worth | |
| FY&TSYRIO | Fuck You And The Sysop You Rode In On | |
| FYA&E | For your amusement and edification | |
| FYDITM | Fuck You Directly In The Mouth | |
| FYI | For Your Information | |
| g | Grin | |
| GAFIA | Get Away From It All | |
| gd&r | grinning, ducking and running | |
| gd&arf | grinning, ducking and running FAST! | |
| gd&arvvf | grinning, ducking and running VERY VERY FAST! | |
| gd&aw | grinning, ducking and weaving | |
| GFR | Grim File Reaper (pervasive data destroyer) | |
| GFY | Good for you, or Go f*** yourself, depending on context | |
| GH | Getting Hard | |
| GIGO | Garbage In, Garbage Out | |
| GIWIST | Gee, I Wish I'd Said That | |
| GLGH | Good Luck and Good Hunting | |
| GMTA | Great Minds Think Alike | |
| GW | Getting Wet | |
| HIIK | Hell if I Know | |
| HMOFG or HMFG | Holy Mother Of Fucking God. | |
| HTH | Hope this helps | |
| IAC | In Any Case | |
| IAE | In Any Event | |
| IANAL/A/D/B | I am not a lawyer/attorney/doctor, but | |
| IC | I See | |
| IDTT | I'll Drink To That | |
| IIRC | If I recall correctly | |
| IITYWIMIWHTKY | If I tell you what it means, I will have to kill you | |
| IITYWIMWYBMAD | If I tell you what it means, will you buy me a drink | |
| ILTNMMAMOTC. HYCFAPMSFTJ | I'd like to nominate Mike Meyer as moderator of that conference. Honestly you couldn't find a person more suited for the job. | |
| ILY | I Love You | |
| IMAO | In My Arrogant Opinion | |
| IMCO | In my considered opinion | |
| IMHO | In My Humble Opinion | |
| IMNSHO | In My Not So Humble Opinion | |
| IMO | In My Opinion | |
| IMOBO | In My Own Biased Opinion. | |
| INPO | In No Particular Order | |
| IOW | In Other Words | |
| IWBNI | It Would Be Nice If | |
| IYFEG | Insert Your Favorite Ethnic Group | |
| JIC | Just In Case | |
| JSNM | Just Stark Naked Magic | |
| JTYWTK | Just Thought You Wanted To Know | |
| KMYF | Kiss Me You Fool | |
| L8R | Later | |
| LAB&TYD | Life's A Bitch & Then You Die. | |
| LLTA; LALOTA | Lots and Lots of Thunderous Applause | |
| LMAO | Laughing My Ass Off | |
| LMWIS | Lick Me Where I Sweat | |
| LOL | Laughing Out Loud (originally - now in chat groups the equivalent of a teenager's overused and meaningless "y'know") | |
| MLA | Multiple Letter Acronym | |
| MOTAS | Member of the Appropriate Sex | |
| MOTOS | Member of the Opposite Sex | |
| MOTSS | Member of the Same Sex | |
| NFW | No Fucking Way | |
| NIMBY | Not in my backyard | |
| NIXON | When you can't say shit, ie "Take a Nixon" | |
| NSS | No Shit, Sherlock | |
| ObTWIAVBP | Obligatory the world is a very big place (what's obvious locally may puzzle outsiders) | |
| OIC | Oh, I See | |
| ONLY | Used by shareware authors who over-price, ie. "Only $99.95." | |
| OOTC | Obligatory On Topic Comment | |
| OTF | On the Floor | |
| OTOH | On The Other Hand | |
| OTTH | On the third hand | |
| PABG | Pack a Big Gun | |
| PCYLIHOONL | Please Cross Your Legs, I Have Only One Nail Left | |
| PITA | Pain In The Ass (origin of pitabytes, coined here to mean spam and Internet advertising) | |
| PLOKTA | Press Lots Of Keys To Abort | |
| PMBI | Pardon my butting in | |
| PMFBI | Pardon Me For Butting In | |
| POSSLQ | Person of Opposite Sex Sharing Living Quarters | |
| POV | Point Of View | |
| PTB | Powers that be | |
| RE | Regarding | |
| ROTFL | Rolling On The Floor Laughing | |
| ROTFLMAO | Rolling on the floor laughing my ass off | |
| ROTFLAHMS | Rolling On The Floor Laughing And Holding My Side | |
| RPG | Role Playing Games | |
| RSN | Real Soon Now | |
| RTFM | Read The Fucking Manual | |
| SFLA | Stupid Four Letter Acronym | |
| SIG | Special Interest Group | |
| SIAANMHOOEI | Stupidity is always astounding no matter how often one encounters it | |
| SMO; SMON | Serious Mode On | |
| SMOP | Small Matter of Programming | |
| SMOff | Serious Mode Off | |
| SNAFU | Situation Normal - All Fucked Up | |
| SO | Significant Other | |
| SOB | Son of a bitch | |
| SPAM | Junk email (from SPiced hAM, Hormel's junk meat) | |
| ST-TNG | Star Trek, The Next Generation | |
| ST-TOS | Star Trek, The Original Series | |
| STI/ST-TMP | Star Trek, The Motion Picture | |
| STII/ST-WOK | Star Trek, Wrath of Khan | |
| STIII/ST-SFS | Star Trek, Search for Spock | |
| STIV/ST-TVH | Star Trek, The Voyage Home | |
| STV/ST-TFF | Star Trek, The Final Frontier | |
| STVI/ST-TUC | Star Trek, The Undiscovered Country | |
| SWMBO | She Who Must Be Obeyed | |
| SYSOP | SYStem OPerator, aka God | |
| TAFN | That's All For Now | |
| TAFT | That's a frightening thought | |
| TANJ | There Ain't No Justice | |
| TANSTAAFL | There Ain't No Such Thing As A Free Lunch | |
| TNSTAAFL | There's No Such Thing As A Free Lunch | |
| TDLS(CNMSBNOWT) | The dirty little secret (Conservatives need more sex but no one wants them) | |
| TDM | Too Damn Many | |
| TGIF | Thank God Its Friday | |
| TIA | Thanks In Advance | |
| TIATLG | Truly, I Am The Living God | |
| TLA | Three Letter Acronym | |
| TLG | The Living God (unless otherwise applied it refers to Jim Lee of Los Angeles) | |
| TPTB | The Powers That Be | |
| TSJD | Texas Size Jelly Donut - official food of Texas sysops | |
| TSR | Terminate and Stay Resident program | |
| TTBOMK | To The Best Of My Knowledge | |
| TTFN | Ta-Ta For Now | |
| TTL4N | That's The Lot For Now | |
| TTUL | Talk (or Type) To You Later | |
| UAE | Unrecoverable application error (Bane of Windows users) | |
| UL or U/L | Upload, send to the BBS | |
| WATMHATTAH | Why are there more horses asses than there are horses | |
| WFM | Works For Me | |
| WIMP | Windows, Icons, Mouse, Pointing | |
| WOFTAM | Waste Of Fucking Time And Money | |
| WRT | With Regard To | |
| WTF | What the Fuck | |
| WTFDIK | What the Fuck Do I Know | |
| WTMTOYH | Way too much time on your hands | |
| WYGIWYPF | What You Get Is What You Pay For | |
| WYITF | Wrapping yourself in the flag (Like KY Jelly adopting the slogan: "In order to form a more perfect union?") | |
| WYSIWYG | What You See Is What You Get | |
| YABA | Yet Another Bloody Acronym | |
| YMMV | Your Mileage May Vary. | |
| <arching eyebrows> | *blush* | <chuckle> |
| <falling off the soapbox> | <frown> | <grin> |
| *hug* | *kiss* | <lewd wink> |
| <making notes...> | <mounting the soapbox> | <raising eyebrows> |
| <sheepish grin> | <Sheesh!>(tm) | <silly grin> |
| <smile> | <smiling sweetly> | <smirk> |
| <wink> | <nudge nudge, wink wink> | |
| Emoticon | Meaning | |
| :) :-) :> | Smiling, happy faces; don't take me too seriously | |
| ;) ;-) ;> | Winking happy faces (something said tongue-in-cheek) | |
| B-) | Smiling face from a person wearing glasses | |
| 8-) | Smiling face with a wide-eyed look | |
| :D :-D | Wider happy face (or Mistrel singers) | |
| :-o | "Oh, nooooooo!" (a la Mr. Bill) | |
| :-( | Sad or disappointed face | |
| :-P | Tongue stuck out | |
| :-J | Tongue in cheek | |
| :-# | Message concerning something that shouldn't have been said... | |
| :-$ | Message indicating person is ill... | |
| :-& | Message indicating person is angry... | |
| :-* | Kiss... | |
| :-x | Kiss kiss | |
| :-(=) | Message from a person with big teeth. | |
| <:-) | Dumb questions | |
| <g> | Grin | |
| |-( | Late night messages | |
| :^) | From a person with a large nose | |
| :*) | Clowning around | |
| :-{#} | From a person with braces | |
| &:-) | From a person with curly hair | |
| @:-) | From a person with wavy hair | |
| #:-) | From a person with matted hair | |
| O:-) | Angel | |
| C=:-) | Chef | |
| ;-)}<////> | Corporate-type guy (see the necktie?) | |
| :-) )-: | Masking theatrical comments | |
| :-|K- | Formal message. | |
| <:>== | A turkey | |
| ...---... | S.O.S. | |
| O:O | A girl is mooning you | |
| @*&$!% | You know what that means... | |
| 2B|^2B | Message about Shakespeare | |
| (O--< | A fishy message... | |
| @>--->---- | A rose. | |
| (-_-) | Secret smile | |
| (.)(.) | Ms. Dos |