++: Invulernable Save
AP: Armour Penetration. If weapons AP is less than Sv target cannot roll Save.
ATSKNF: and They Shall Know No Fear
BatRep: Battle Report. Results of a game.
BotBG: Blessing of the Blood God, Khorne Gift
CC: Close Combat
CCW: Close Combat Weapon
CD: Chaos Daemons
d6: Roll 1 six sided dice.
2d6: Roll 2 six sided dice
DE: Dark Eldar
DK: Dreadknight, Grey Knights
DH: Daemon Hunters. 3rd ed Codex consisting of Sisters of Battle and Inquisitors.
DoA: Descent of Angels. Ability of Blood Angels re-roll failed deep strike and scatter d6 instead of 2d6
DS: Deep Strike
DW: Draigowing, a Grey Knight army list
EML: Eldar Missile Launcher (p104 40k 5th)
(F)LGS: (Favourite) Local Gaming Store. The place where your wallet goes to die.
GEQ: Guard Equivalent: Lots of 5+ or worse saves (low stats)
GK: Grey Knights
GKSS: Grey Knights Strike Squad
KP: Kill Points. One of three missions in the game.
Math-hammer: Statistics people use to determine the result of dice rolled one unit vs another. q.v. http://www.heresy-online.net/combatcalculator/shooting.php (warning ESET anti-virus says something about the site having a Trojan and disables that tab, I use Firefox)
MEQ: Marine Equivalent: 3+ save (high stats)
MSU: Multiple Small Units. Elites, Troops, Fast Attack in squads less than 10. Designed to spam the field and provide target saturation. Target saturation is providing a tremendous amount of units for your opponent to shoot at.
NDK: Nemesis Dread Knight
Psyrifle Dread (Psyflemen dreads): Grey Knights Dreadnought with Psy-ammunition on Autocannons.
RAW: Rules as written.
Sv: Save, have to roll equal to or greater than number to avoid being wounded.
That Guy: A gamer who is a rules-lawyer-*ssh#l@ and/or that is out to ruin other peoples fun.
TEQ: Terminator Equivalent: 2+ save (high stats)
TH/SS: Thunder Hammer/Storm Shield
VP: Victory Points. Victory Points equals the cost of the squad. i.e. Vect is killed opponent gets 240 VPs.
WIP: Work in Progress, stages a model goes through when being put together and painted.
WoC: Warriors of Chaos.