Stands for: Lets get butt naked and fuck.

An acronym used by Ice-T for one of his early raps in the 80's
Hey sexy, LGBNAF!
by Wonkaman December 23, 2008
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Let's Get Butt Naked and FUCK!

A Song by Ice-T.
Tom: Hey Baby LGBNAF.
Tina: Sweaty plz.
by Ice-T March 17, 2005
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