by cheeeeezystix March 20, 2010

by A7Xrules112 January 7, 2011

by Neko-chan December 24, 2007

Laughing My Shit Off:
When you have a little piece of crap dangling from your rectum and you laugh to get it to fall.
When you have a little piece of crap dangling from your rectum and you laugh to get it to fall.
by chaoskron May 6, 2004

GUY 1 (after seeing a funny picture): LMSO! …laughing my shirt off.
GUY 2: Too bad you're not a buxom female.
GUY 2: Too bad you're not a buxom female.
by themagicalnegro May 19, 2010

" hahahaha i think i just laughed my shit out "
" wow my shit has been laughed out "
" let me check, i think i shit my pants "
" lmso mayyyyne "
" wow my shit has been laughed out "
" let me check, i think i shit my pants "
" lmso mayyyyne "
by Latique January 6, 2008

Laughing my shirt off - a variation of LMAO. Often followed up by "AFITAC!" "and feeding it to a cow!" as popularized by the British gangsta-gypsy-rock band Larrikin Love's song On Sussex Downs.
Ed is so Rubbish that I was LMSO AFITAC!
by K8 'n' Sandy January 14, 2007
