LMDO

Laugh my dick off. A term used by frat boys who wish to focus an entire conversation on their genitalia.

Rick: Dude, I just came back from the hospital. I found out that I have terminal cancer.
Douchebag: LMDO. That sucks.
Rick:
Douchebag: Seriously, check out my dong.

by SirKrumpets July 27, 2009