Definitions by GXalcremie

LMOO 

Stands for "Laughing My Organs Out"
used similar to LOL (laughing out loud) and LMAO (laughing my ass off).

"LMOO, that's a good joke!"
"you're gonna get good grades? LMOO, you're not!"

LMOO by GXalcremie September 26, 2022