kick/ass - this means there making a game names 'kick' and with a password 'ass', usually the gamer makes up his name and password and says it like name/pass.

chobo - or a newb, n00b, all mean beginner.. in other words you suck.

hasu - an average skill player.

gosu - a pro-gamer.

micro - the maneuvering skill of your units. .

macro - how good you build and set up your base.

owning - mass expanding, owning the map.

expo - mineral expansion base.

bs - back stab.

gl - good luck.

hf - have fun.

dd - don't die.

ka - kick ass.

brb - be right back.

g2g - got to go.

bbl - be back later.

brt - be right there.

sn - same name (usually game).

rm - remake game.

rj - rejoin (game/channel).

mg - make game.

stfu - shut the fuck up.

obs - observe game.

tup - Terran up (when bsing a game, lift the command center)

cc - command center.

ling - Zergling.

lisk - Hidralisk. (also can be called hidra)

lot, zs - Zelot.

goon - Dragoon.

muta - Mutalisk.

4pool, 6pool, #pool - Zergling rush.

rush - attack.

bo - building order.

lordy - Overlord.

guard - Guardians.

sair - Corsairs.

bc - Battle Cruiser.

suply - amount of units available. (or supply depots)

d - defense.

net - neutral expoing.

clif - usually tank push on cliff.

rape - usually some fast air attack or drop.

chan - channel.

rine - Terran Marine.

bat - Terran Firebat.

mnm - Marines and Medics.

neck - entrance.

leg - near by expo of your base.

goli - Goliath.

turtle - playing defense, usually putting a lot of turrets/cannons/sunken/spores around.

temp - Templar.

dt - Dark Templar.

mass - max units attacking.

rdy - reddy.

omg - oh my god.

bg - be good.

choke - thin entrance (kinda like neck but more often used)

OL - OverLord

rush - Fast attack (not just ´attack´ as u wrote)

go red, go [colour] - ´attack red player now´

mim - meet in middle

aka - another name on bnet (also known as)

ac - ally chat