Top Definition
to nut(ejaculate)
Aye dawg im talkin this girl here was so good i let off in like 10 minutes bruh
by soicybikergang January 21, 2009
4 more definitions
to shoot, or empty a clip from your weapon (gun)
AW DAM, they let off shots Son!
by n'Vain July 25, 2008
Polite way your parents might enquire or announce if you've farted
Oh dear, father, I think Jeremy's let off again, open a window.
by David from Kingsbury November 04, 2003
Noun: Used to express magnificence.

Verb: Used to express wild behaviour -- often associated with intoxication.
That party really was a letoff.

We letoff on Friday night, it was crazy.
by PTronix August 19, 2008
(Aussie slang) A letoff is a fart

A fart is an emission on wind from the anus
Women letoff too*********
by Danny Dick August 06, 2006

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