Top Definition
A woman's vagina. Not to be used in a serious, technical, or medical manner; suitable as a synonym to pussy, muff, etc.
Brogan, I'm totally gonna get some of that hot ass punanu tonight!! I'm gonna be slammin that shit til my dick falls off.
by Brogansteinmeister June 06, 2011
The female perineum. Also known as the "lady taint."
When I slipped and fell on the ice, I damn near busted my punanus!
by Baloneyfeet January 16, 2009
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