ADN = Any day now
AFAIK = As far as I know
AFK = Away from keyboard
ASAP = As soon as possible
ASL? = Age/sex/location
B4N = Bye for now
BAK = Back at the keyboard
BAS = Big a** smile
BBIAB = Be back in a bit
BBL = Be back later
BBN = Bye bye now
BBS = Be back soon
BFD = Big f***ing deal
BFN = Bye for now
BRB = Be right back
BTA = But then again
BTDT = Been there, done that
BTW = By the way
CICO = Coffee in, coffee out
C&G = Chuckle and grin
CNP = Continued in next post
CRB = Come right back
CRBT = Crying real big tears
CU = See you
CUL = See you later
CUL8ER = See you later
CYO = See you online
DBA = Doing business as
DL = Dead link
DIKU = Do I know you
DITYID = Did I tell you I'm distressed?
DTRT = Do the right thing
DWB = Don't write back
F2F = Face to face
FAQ = Frequently-ask questions
FWIW = For what it's worth
FYI = For your information