Let's Mother Fucking Go

An exclamation one uses when they are pumped up about something.
Friend 1: Hey bro, having the boys over this weekend to play Rockband on my new projector. You in?

Friend 2: LMFG
by shanks, long July 6, 2022
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Laughing My Fucking Gut; When you laugh so hard you shit yourself
person#1: What new spell did Harry Potter learn when he got rid of his sex addiction?

person#2: What?
person #1: The dry spell!
person#2: LMFG. Aw damnit, now I need a new pair of underwear.
by Dubiks January 12, 2019
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Justin: Oi you lmfg get yo ass over here!
Jimbob: I'm not an lmfg!
by ChurroNoob July 18, 2017
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Checking out someones package, junk, crotch.
He totaly caught me lmfg-ing
by boo#1 December 22, 2011
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