laughing my fucking ass of sweet mary jesus and joseph i'm shitting my pants and stripping myself of my shit clothing and run down the street screaming and standing on the roof of my house and hit my fists on my chest like i'm king of the world mother fuckers i'll blow the insanity boat out the mother fuckingwater
person 1: *tells a joke*
person 2: lmfaosmjajismpasmomscardtssasotromhahmfomclikotwmfibtibotmfw
l-laughing
m-my
f-fuckin
a-ass
o-off
p-pissin
i-in
m-my
p-pants
r-rolling o-on
t-teh f-floor l-laughin
basically a term to express sarcasm over someone
or to express emotions when you find something real fuckin funneah. ;)
1st leet player:zOMG, teh newb died from a low level mob!
2nd leet player:LMFAOPIMPROTFL