Clothes that emphasise a girl's readiness for some action. A girl is wearing her 'poon pants' when she is looking mighty fine and very do-able.
Anf: "Yo Midge, did you see Holly today?"
Midge: "Yeah man she really had her poon pants on!"
Brad: "I have sex with donkeys"
A term for a woman's loose short-shorts, giving a clear view of the poon, or vagina.
yo dude, check out that chick's vag.
yeah man, with those Poon Pants, u can totally see her lady business.