Top definition
when a man has so much butt sex that his rectum becomes concave and is actually outside the butthole itself
"wow that sure is a big nasty goatsy you got there!"

"why thank you! i love fucking in the ass"
by bebee December 12, 2004
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Dirty Sanchez Plush

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

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