A person who is being a real party pooper
"We all wanted mike to go to the biggest party in town, he said no, he was being a real poop hat by ruining our night."
by Trevor awesome man July 29, 2008
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General-purpose thing to tell a person who's just being an idiot.
G: "The Republicans are the only ones who are patriotic Americans!"

T: "Oh, go poop in your hat!"
by Corporal Grumpy December 24, 2008
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The hat that provides pooping to said victim. "Pooping" is created by rubbing this supposed hat on ones ass crack. Typically, the pooping action is done by throwing or plopping the hat on ones head followed the word, "POOPED" or "SHIT".
I pooped my dad with the Poop Hat today using great force.
by Poop Meiser June 26, 2022
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