121: one to one
ADN: any day now
AFAIK: as far as I know
AFK: away from keyboard
A/S/L: age, sex, location
B4: before
B4N: bye for now
BAK: back at the keyboard
BBIAB: be back in a bit
BBL: be back later
BBN: bye bye now
BBS: be back soon
BEG: big evil grin
BF: boyfriend
BFN: bye for now
BG: big grin
BL: belly laughing
BMTIPG: brilliant minds think in parallel gutters
BRB: be right back
BTA: but then again
BTW: by the way
BWL: bursting with laughter
BWTHDIK: but what the heck do i know
C&G: chuckle & grin
CID: crying in disgrace
CNP: continued (in my) next post
CP: chat post
CRBT: crying real big tears
CSG: chuckle, snicker, grin
CU: see you
CUL: see you later
CYO: see you online
DBAU: doing business as usual
DIKU: do i know you?
DL: dead link
DLTBBB: don't let the bed bugs bite
DQMOT: don't quote me on this
EG: evil grin
EMFBI: excuse me for butting in
EMSG: e-mail message
EOT: end of thread
F2F: face to face
FC: fingers crossed
FISH: first in, still here
FMTYEWTK: far more than you ever wanted to know
FOMCL: fall off my chair laughing
FTBOMH: from the bottom of my heart
FUD: fear, uncertainty, and doubt
FWIW: for what it's worth
G2G: got to go
G: grin
GA: go ahead
GAL: get a life
GD&R: grinning, ducking, and running
GF: girlfriend
GFN: gone for now
GIWIST: gee i wish i'd said that
GMBO: giggling my butt off
GMTA: great minds think alike
GOL: giggling out loud
GTRM: going to read mail
GTSY: glad to see you
H&K: hug and kiss
HAGN: have a good night
HDOP: help delete online predators
HHIS: hanging head in shame
HTH: hope this helps
HUB: head up butt
IAC: in any case
IANAL: i am not a lawyer
IC: i see
IDK: i don't know
IHA: i hate acronyms
IIRC: if i remember correctly
ILU: i love you
IM: instant message
IMHO: in my humble opinion
IMNSHO: in my not so humble opinion
IMO: in my opinion
IOW: in other words
IPN: i'm posting naked
IRL: in real life
IWALU: i will always love you
IYSWIM: if you see what i mean
JIC: just in case
JK: just kidding
JMO: just my opinion
JTLYK: just to let you know

K: okay
KIT: keep in touch
KOC: kiss on cheek
KOL: kiss on lips
KOTC: kiss on the cheek
KWIM: know what i mean?
L8R: later
LD: later dude
LDR: long distance relationship
LLTA: lots and lots of thunderous applause
LMIRL: let's meet in real life
LMSO: laughign my socks off
LOL: laughing out loud
LSHMBB: laughing so hard my belly is bouncing
LTM: laugh to myself
LTNS: long time, no see
LTR: long-term relationship
LULAB: love you like a brother
LULAS: love you like a sister
LUWAMH: love you with all my heart
LY: love you
M/F: male or female
MOSS: member of same sex
MOTOS: member of the opposite sex
MSG: message
MTF: more to follow
MUSM: miss you so much
NADT: not a darn thing
NIFOC: naked in front of computer
NP: no problem
NRN: no reply necessary
OIC: oh i see
OLL: online love
OM: old man
OTF: off the floor
OTOH: on the other hand
OTTOMH: off the top of my head
P2P: peer to peer
P911: my parents are coming!
PAW: parents are watching
PDA: public display of affection
PEBCAK: problem exists between chair and keyboard
PLZ: please
PM: private message
PMFJIB: pardon me for jumping in but
POAHF: put on a happy face
POS: parent over shoulder
PU: that stinks
QT: cutie
RL: real life
ROTFL: rolling on the floor laughing
RPG: role playing game
RSN: real soon now
S4L: spam for life
SAW: siblings are watching
SETE: smiling ear to ear
SHCOON: shoot hot coffee out of nose
SHID: slaps head in disgust
SF: surfer friendly
SNERT: snot nosed egotistical rude teenager
SO: significant other
SOMY: sick of me yet?
SOT: short of time
STW: search the web
SWAK: sealed with a kiss
SWL: screaming with laughter
SYS: see you soon
TA: thanks again
TAW: teachers are watching
TCOB: taking care of business
TCOY: take care of yourself
TIA: thanks in advance
TILII: tell it like it is
TMI: too much information
TOS: teacher over shoulder
TOY: thinking of you
TTYL: talk to you later
UW: you're welcome
WB: welcome back
WFM: works for me
WIBNI: wouldn't it be nice if
WTG: way to go
WTGP: want to go private
WU: what's up
WUF: where are you from
YBS: you'll be sorry
YL: young lady
YL: young man