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A donkinson is a slang word referring to a males penis.
"I was so excited that I slapped my donkinson out the drivers window and let it flop in the breeze."

"I was so pissed when she surprised me and I zipped my donkinson in my pants."
by BananObama April 24, 2009
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Dirty Sanchez Plush

It does not matter how you do it. It's a Fecal Mustache.

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