Top Definition
The lubricating fluid that is naturally produced in the vagina during a woman's sexual arousal in anticipation of sexual intercourse.
Damn, I need to wash these sheets! They're covered in girl nut!

She was so wet I could feel the girl nut right through her panties.

Who needs KY when you've got girl nut like that?
by Rick Rude 69 March 24, 2011
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