--- General ---


OS - Open Socket (Has Sockets on items)
LL - Life Leech (affix bonus X% Damage is converted to life)
LS - Life Steal (quite the same as LL)
LoH - Life on Hit
LpSS - Life per Spirit Spent (Monks only)
LpS - Life per Second (Liferegeneration)
Thorns - Used in the "Damage to Attacker" Affix
CC% - Critical Chance (as per yuhhaur )
CD% - Critical Damage (as per yuhhaur )
iAS - Increases Attack Speed (which increases your actual attacks per second, while weapons can have increased attack speed, they will buff their own attack speed and not your chars attacks per second)
GG Item - Used for naming good items (is usually used in pvp games like StarCraft or Dota which means Good Game) [Sidenote: this could also mean good gear or godly gear if you want to tell someone that he/she has nice gear]
GFG - Means good f*ckin game
BiS - Best in Slot (this is used for items that could be the best item of their type, e. g. you post "BiS Amu" which means it's one hell of an amulet)
PVP - Players versus Player (Game Mode alot of people are waiting for, you fight other Players instead of Monsters)
PVE - Player versus Enviroment (Game Mode that refers to when the Player is fighting computer controlled enemies)
SC - SoftCore (Normal Game Mode)
HC - Hardcore (Game Mode, when you die, your character and it's items are lost forever)
MP? - Monster Power (? can be any number from 0-10)
APS - Attacks per Second (How often your character can attack per second)
DPS - Damage per Second (Your average damage dealt per second)
EHP - Effective Health Points (This number is calculated by using your Armor, Resistances, Health and other damage reducing stats. Often used in external sites.)
EDPS - Effective DPS
+ - Often used when farming for Keys/Organs and said item dropped
e - Used when encountering an Elite Pack
g - Used when encountering a Goblin
QQ - Refered to people complaining which actually looks like they would be whining (e.g. stop QQ)
Int - Intelligence (Stat)
Dex - Dexterity (Stat)
Str - Strength (Stat)
Vit - Vitality (Stat)
AR - All Resistance
CCR - Crowd Control Reduction (used for the "Reduced time frozen" affixes)
RD - Reflect Damage (Affix on Elite Packs)
Procs - a term that refers a skill, item, or other effect that is activated automatically, usually on some percentage chance. An effect such as "2% chance of knockback" could be said to have a 2% chance of proc'ing.
Procs are mostly commonly seen in Diablo III when active or passive skills trigger an effect with every critical hit, such as the Wizard's Critical Mass passive skill. [thx to kwwk87]
DE - Demonic Essence
--- General Chat ---


LFG - Looking for Group
WTB - Want to Buy (posted by people looking for specific items)
WTS - Want to Sell (posted by people that are trying to sell items)
WTT - Want to Trade (this is used when people don't want gold for their items but rather a different item)
ISO - In Search of (afaik means the same as WTB, people looking for specific gear)
PC - Price Check (this is used by people being ingame, they want to know if the item they post is worth something and if possible how much it is worth) [Sidenote: there are always people that post the vendor value of items as an answer, they think it's funny... darn u ppl]
Trifecta - Items with (commonly) the most valuable affixes (CC, CD, iAS)


--- Character/Class Specific ---


DH - Demon Hunter
WD - Witch Doctor
Wiz - Wizard
Barb - Barbarian
CM - Critical Mass (Wizard Passive)
SSS - Seven Sided Strike (Monk Active)
FoT - Fist of Thunder (Monk Primary)
WoL - Wave of Light (Monk Active)
WW - Whirlwind (Barb Active)
RLTW - Sprint with Run Like The Wind Rune (Barb Active)
DTWW - Double WW OR Dual Wield (Whirlwind combined with Sprint + Run Like The Win) [corrected by yuhhaur]
OWE - One with everything (Monk Passive)
HoTa - Hammer of the Ancients (Barb Active)
WotB - Wrath of the Berserker (Barb Active) [spell check correction by MOBAJOBG]
EQ - Earthquake (Barb Active)
ToC - Vault with Trail of Cinders Rune (Demonhunter Active)
NT - Elemental Arrow with Nether Tentacles Rune (Demonhunter Active)
TR - Tempest Rush (Monk Skill primarily used for farming)
DW - Dual Wield (Dual Wield means using 2 1h Weapons) [corrected by yuhhaur]

--- Item Specific ---

EF - Echoing Fury (Legendary 1 Handed Mace)
WKL - Won Khim Lau (Legendary Fist Weapon)
IK - Immortal King (Set for Barb)
Zuni - Zunimassa(Set for Int-Chars)
BoA - Bind On Account
Legs - Legendries
SoH - Shard Of Hate
TF - ThunderFury Sword ( 1H ) or refer in forum as Thundercat sword
Bounty Bracer - Sanguinary Vambraces

--- Area Specific ---

VotA - Vault of the Assassin (This is a dungeon in act 2, desolate sands. It contains alot of elites. People are often using this dungeon for farming Nephalem Valor 5 stacks before farming Leorics Signet. good place for farming DE [credit 2 kwwk87 for phrase correction]

CoTA - Crypt Of The Ancients [thx to waklu]

copied from http://us.battle.net/d3/en/forum/topic/7004698754

Credit to frisch #2609

Plz add any new ones into the comment box

Updated 08/05/2013 2.43 pm

i hope this will be sticky

This post has been edited by huoshenfeng124: Apr 16 2014, 11:33 AM

sorry i have not much time to reedit the whole thing so just copy and paste style , if there better ones i will drop this one thx

not ten ten ten ten ten ten and so on ?

any new ones ?

maybe he's just means the same but just got the phrase wrong hehe , thx for correction anyway

manald heal = wat ring ?

haha thx

so wat difficulty lv should i set to get this leoric's signet run thingy ?

i've done mp7 key farming with 95% drop rate but the uber might have to go mp10 coz it's 100% drop rate , need carry for that

any new to add ?