rotflmbosmk 

rolling on the floor laughing my but off "while" slapping my knee

whats rotflmbosmk

its rolling on the floor laughing my butt offwhile slapping my knee

hahaha now i would really think somethings wrong with you if i saw you do that hahaha

lol well i do it 99 percent of the time that i find something funny hahaha

rotflmbosmk by Douglen July 15, 2011

ROTFLMAOSMDOYWA 

Rolling on the floor laughing my ass off slapping my dick on your wife's ass.

Figure it out. ROTFLMAOSMDOYWA

ROTFLMAOSMDOYWA by SUMOSIT August 17, 2011

rotflmbotmgcaacto 

Rolling On The Floor Laughing My Bollocks Off Till My Girlfriend Came Along And Cut Them Off

can be used for something UBER funny or sarcastically because not much is THAT funny

D: did u see me hit that guy?
M: rotflmbotmgcaacto...NO just NO

rotflmbotmgcaacto by BrownieBoy1990 December 9, 2008

rotflmaosmtidatcbtlbwyjswsffomg

one of the longest abbreviations on the web.
'rolling on the floor laughing my ass off so much that I died and then came back to life because what you just said was so fucking funny oh my god'

Person 1: I love Trump he's a good president!
Person 2: rotflmaosmtidatcbtlbwyjswsffomg!!!

rotflmaosmtidatcbtlbwyjswsffomg by 1234ABCDSeasameStreet July 11, 2018