1 definition by joe_schmo

LMCO

An acronym that stands for, "Laughing my cats off." Originating from the geeky MacRumors forums where a member laughed so hard, his/her cats were scared off the bed.

"Dude, I heard that Apple's gonna release a PowerBook G5 next Tuesday!"

"LMCO"

by joe_schmo February 9, 2007