The act of dipping your penis into a steaming pile of poop.
Jessica: “The sex wasn’t going anywhere until he whipped out his poonis.”
by CpSkeletor May 25, 2020
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(noun) The word for a distended stomach or belly the result of over eating.
"I've just eaten a huge Lasagne, look at the size of my poonis"
by Duvet McTiny McTavish May 23, 2003
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The sticky,sweaty,itchy area between the penis and anus.
usually quite smelly,hairy and wet.
jesus my poonis is 5 cm in length! and smells like bigfoots dick....
by George Kingston November 17, 2005
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n. The hairy strip between the anus and the balls. < Jew. Tookis + gaboingoes.
My poonis itches like a muthfucka!
by Rabbi Hoffawitz March 10, 2003
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Someone who smells like a cross between shit and fresh dick.
Damn, girl! You smellin' like poonis!
by Bryce Craftmaster March 07, 2003
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A Poonis is a gay mans penis under certain circumstances.

Explanation:
After gay intercourse, if no condom is used, it is possible that ones penis will be covered in poo/fecal matter. Hence, poonis.

Brett: Hey bro wanna have gay sex tonight?
Ethan: Nah, I don't want a Poonis.

by Jimmy119 September 22, 2008
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