There has been much debate as to the lack of web standard for Internet Lingo and emoticons. Hopefully this helps:
Everyday Acronyms: Coming and Going
afk Away from keyboardAnd about to do goodness knows what.
bak Back at keyboard Having done goodness knows what.
bfn Bye for nowTells others you're stepping away for an indeterminate amount of time.
Variations: b4n, bbl (be back later).
brb Be right backAnnounces a brief absence, as if you're pausing to read a Shakespeare sonnet.
cu See you. The more formal version of cya (See ya).
ltns Long time, no see. A polite way of saying "I forgot you even existed," which could be abbreviated as ifuee.
ttfn Ta ta for nowWhat Zsa Zsa Gabor might say when exiting a chat room.
Variation: l8tr (later).
Flaming and Feuding
gal Get a lifeThe exact opposite of
hand (have a nice day).
kiss Keep it simple, stupid. An impolite way of saying
ot (off topic)
.pu That stinks
tswc Tell someone who cares
Hooting and Hollering
gfete Grinning from ear to earIndicates mild amusement in which minimal dental work is displayed.
lmao Laughing my ankles offThe third word can also refer to another body part.
lol Laughing out loudAn appropriate response to a humorous statement. Alas, it doesn't necessarily mean lots of love.
rotfl Rolling on the floor laughingUse when you couldn't possibly be more amused. Unless you're rotflmao, of course.
Opining and Informing
aamof As a matter of factThough in cyberspace, the fact could just as well be fiction.afaik As far as I knowUse when you really don't know, but want to appear as if you do. Variations: afaic (as far as I'm concerned), afaict (as far as I can tell). btw By the wayA kissin' cousin to fyi (for your information) and fwiw (for what it's worth). damhikt Don't ask me how I know thisFor those obscure factoids your friends tease you for remembering.eod End of discussionUse EOD after the 163,456th chat-room message about the new Star Wars trailer.hth Hope this (or that) helpsimho In my humble (or honest) opinionCommonly used to preface unsolicited advice, such as "If I were you, I would dump your no-account girlfriend immediately."Variations: imnsho (in my not so humble opinion), imco (in my considered opinion). ianalb I am not a lawyer, but... As in, "IANALB I play one on TV."j/k Just kiddingBest used when combined with the :) emoticon. For more on the world of emoticons, see below…ot Off topicA polite way of saying kiss (keep it simple, stupid).otoh On the other handIndicates you were once a member of the high school debate team.
aiamu And I'm a monkey's uncleSimian slurs are popular everywhere, and cyberspace is no exception. bbfbbm Body by Fisher, brains by MattelPut another way: You have the physique of a Tonka truck and the intellect of Barbie.
cmf Count my fingersSimilar to, though different from, rml (read my lips) or tmt (tally my toes).dgt Don't go thereBest emphasized by raising your eyebrows, placing one hand on a hip and with the other hand, wagging your index finger warningly--though, of course, your readers will have to imagine that part.dqydj Don't quit your day jobOr as they say on The Sopranos, 'fagiddaboudit.' tmi Too much informationAn appropriate response to someone who claims their dog likes to eat the furballs their cat coughs up.
Everyday Emoticons
:) Smile:( Frown
;) Wink
:o Shocked
?-( Black eye
(((Insert name here))) A cyberhug for the person whose name is surrounded by parentheses
:P Disgusted The P indicates a protruding tongue.
5:) Elvis
@>--;-- A rose
Favorite Exotic Emoticons
:-E Bucktoothed vampire
:-F Bucktoothed vampire with one tooth missing
:-.) Cindy Crawford
*<) :o) Clown
O-) Cyclops
:-! Foot in mouth
@:-} Just back from the hairdresser
{:- Wears a toupee
@@@@:-) Marge Simpson
:8) Pig
:-8 Talking out of both sides of your mouth