Top definition
What a butt should really be called, especially for males. I mean, come on, right?
He who pees out of his penis shall poop out of his poopnis.

"Man, my butt hurts."
"Your POOPNIS, you dunderfunk!!! Your POOPNIS hurts!!!!!"
by Dudley D April 09, 2008
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2
A penis sculpted out of poop.
Look mom, I made a poopnis!
by H3Y_Its_W1LL May 05, 2011
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