the act of pulling out a semi hard dong out of a vagina and then slapping the girl in the side of the face with your sloppy dong.
"Hey, you suck at doing my dong!! Its time for a poon slap biatch"

Bitch isn't performing.
Time for a poon slap.
by Diggity Doctor May 14, 2007
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The act of completely destroying somebody figuratively or literally slapping someone with/or in the vagina
I beat that idiot in dodgeball by so much that I poon slapped his ass.
When I was fucking her she wanted me to fist her so I poon slapped her.
by poonslapper6969 December 13, 2016
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