Molded chocolate hat designed to fit on the head of a penis. Primarily used to enhance oral sex for both the man and woman. Usually secured to head of penis with peanut butter, marshmallow creme, or caramel sauce.

Also see - Dick Hats
I hope that bitch is bringing the Chocolate Party Hats to my bachelorette party!
by DurTSanchez May 8, 2008
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When you get shit all over your dick, in the shape of a hat, after pounding your partner in the ass.
After a long night banging your mom in the ass, I walked away with a chocolate party hat.
by Itsmegod June 2, 2012
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