F2F                   Face-to-Face
FBKS                  Failure Between Keyboard and Seat
FE                    Fatal Error
FF&PN                 Fresh Fields and Pastures New
FO                    F*** Off
FOAF                  Friend Of A Friend
FTASB                 Faster Than A Speeding Bullet
FTL                   Faster Than Light
FTTB                  For The Time Being
FUBAR                 F***ed Up Beyond All Recognition
FUBB                  F***ed Up Beyond Belief
FUD                   (Spreading) Fear, Uncertainty, and Disinformation
FWIW                  For What It's Worth
FYA                   For Your Amusement
FYI                   For Your Information
FYM                   For Your Misinformation

GAL                   Get A Life
GG                    Good Game or Gotta Go
GIGO                  Garbage In, Garbage Out
GIWIST                Gee, I Wish I'd Said That
GL                    Good Luck
GLYASDI               God Loves You And So Do I
GMTA                  Great Minds Think Alike
GNBLFY                Got Nothing But Love For You
GR&D                  Grinning Running And Ducking
GR8                   Great
GRRRR                 "Growling"
GSOAS                 Go Sit On A Snake
GTG                   Got To Go
GTGB                  Got To Go, Bye
GTGP                  Got To Go Pee
GTH                   Go To Hell
GTSY                  Glad To See Ya
GYPO                  Get Your Pants Off

HAGO                  Have A Good One
HAK                   Hugs And Kisses
HB                    Hurry Back
HD                    Hold
HHO1/2K               Ha Ha, Only Half Kidding
HHOK                  Ha Ha, Only Kidding
HIOOC                 Help! I'm Out of Coffee
HTH                   Hope This (That) Helps
HUA                   Heads Up Ace
HUYA                  Head Up Your A**

IAC                   In Any Case
IAE                   In Any Event
IANAC                 I Am Not A Crook
IANAL                 I Am Not A Lawyer
IBT                   In Between Technology
IBTD                  I Beg To Differ
IC                    In Character
IDGAF                 I Don't Give A F***
IDGI                  I Don't Get It
IDK                   I Don't Know
IDKY                  I Don't Know You
IDST                  I Didn't Say That
IDTS                  I Don't Think So
IFAB                  I Found A Bug
IFU                   I F***ed Up
IGGP                  I Gotta Go Pee
IIIO                  Intel Inside, Idiot Outside
IIMAD                 If It Makes An(y) Difference
IIRC                  If I Remember Correctly
IIWM                  If It Were Me
ILICISCOMK            I Laughed, I Cried, I Spat/Spilt Coffee/Crumbs/Coke
                      On My Keyboard
ILY                   I Love You
IMHO                  In My Humble Opinion
IMNSHO                In My Not So Humble Opinion
IMO                   In My Opinion
INMP                  It's Not My Problem
INPO                  In No Particular Order
IOH                   I'm Outta Here
IOW                   In Other Words
IRL                   In Real Life
ISS                   I Said So
ITM                   In The Money
IYKWIM                If You Know What I Mean
IYSS                  If You Say So

J/C                   Just Checking
J/K                   Just Kidding!
J/W                   Just Wondering
JAFO                  Just Another F***ing Onlooker

KFY                   Kiss For You
KISS                  Keep It Simple Stupid
KIT                   Keep In Touch
KMA                   Kiss My Ass
KWIM                  Know What I Mean
KYPO                  Keep Your Pants On

L8R                   Later
LD                    Long Distance
LDTTWA                Let's Do The Time Warp Again
LLTA                  Lots And Lots Of Thunderous Applause
LMAO                  Laughing My Ass Off
LMK                   Let Me Know
LOL                   Laughing Out Loud -or- Lots of Luck (or Love)
LTIC                  Laughing 'Til I Cry
LTNS                  Long Time No See
LYL                   Love Ya Lots
LYLAS                 Love You Like A Sister

MHOTY                 My Hat's Off To You
MM                    Market Maker
MorF                  Male or Female?
MOTD                  Message Of The Day
MOTSS                 Members Of The Same Sex
MTFBWY                May The Force Be With You
MWBRL                 More Will Be Revealed Later
MYOB                  Mind Your Own Business