Semi-complete list of MMO Acronyms from WoW Official Forums

http://forums.worldofwarcraft.com/thread.aspx?FN=wow-general&T=3719924&P=1

GG = Good Game
BBQ = Added to make fun of the OMGWTFHAX people
QFT = Quoted For Truth
QFE = Quoted For Emphasis
FTW = For The Win
IBL/IBTL = In Before The Lock
LFG = Looking For Group
+++ or --- = Reference to a Monster level in relation to yours
4tw = For the Win
AFAIK = As Far As I Know
AFK = Away from Keyboard
AoE = Area of effect
ATM = At the moment
BAF = Bring a friend
BBL = Be Back Later
BRB = Be Right Back
BRT = Be right there
BS = Bull$hit
BTW = By the Way
COC = Code of Conduct
DD = Direct damage
DOT = Damage Over Time
ETA = Estimated Time of Arrival
EULA = End User License Agreement
FAQ = Frequently Asked Questions
ffs = For F-_-s Sake?! An expletive
FYI = For Your Information
G2G = Good to Go; Got to Go
GG = Good Game, used like WTG
GJ = Good job
GL = Good Luck
GM = Game Master; Guild Master
GRATS = Congratulations
GTG = Good to Go; Got to Go
H2H = Hand to Hand
Hehe = Mild laughter
HF = Have Fun
HOF = Hall of Fame
HoT = Heal Over Time
IC = In Character
IG = In game
IMHO = In My Humble(Honest) Opinion
IMO = In My Opinion
INC = Incoming
INT = Intelligence
IRL = In Real Life
J/K or JK =Just Kidding
K = Okay
KK = Okay okay
KOS = Kill on Site
KS = Kill Stealing
LD = Link Dead
LFG = Looking for group
LMAO = Laughing My A$$ Off
LoD = Level of detail
= Laughing Out Loud
LoM = Low on Mana
LoP = Low on Power
LOS = Line Of Sight
LVL = Level
MA = Main Assist
Mez = Mesmerize
Mob = Monster
MT = Miss tell
NC = No Comment
ND = No Drop
NDA = Non Disclosure Agreement
Newb / Newbie = New player
NM = Nevermind
Noob = New player
NP = No Problem
NPC = NonPlayer Character
NVM = Nevermind
OIC = Oh, I see
OMFG = Oh My F-_-ing God
OMG = Oh My God!
OMW = On My Way
OOC = Out of Character; Out of Concentration
OOM = Out of Mana
OOP = Out of Power
OT = Off Topic
PD = Permanent Death
PGer = Power Gamer
Pic = Picture
PK = Player Killer / Player Kill
PL = Power leveling
PoV = Point Of View
PPL = People
PST = Please Send Tell
PvE = Player vs Environment
PvM = Player vs Monster (Mob)
PvP = Player vs Player
QQ = QQ is invented in EU DAoC, it means means whine.
Rez = Resurrect
RL = Real Life
ROTFL = Rolling On The Floor Laughing
ROTFLMAO = Rolling On The Floor Laughing My A$$ Off
RP = Roleplay(ing)
RvR = Realm vs Realm or Race vs Race
SA = Second Assist, a supporter
SOB = Son of a B;-_-;!
SS = Screen shot
STFU = Shut the F-_- Up!
STR = Strength
Thx = Thanks
TOS = Terms of Service
TTYL = Talk To Ya / You Later
TY = Thank You
WB = Welcome Back
WIS = Wisdom, a character stat
Woot or W00T = Woohoo, great or congratulations
WTB = Want To Buy
WTF = What the F-_-?!
WTG = Way To Go
WTH = What The Hell?!
WTS = Want To Sell
WTT = Want To Trade
ZZZ = Representation of Sleep, or boredom