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The after-effects of shoving a stick of butter in a vagina. Usually happens when she sits up strait. It comes out in a round shape.
Dude:What the f*** is that?!?!
Girl:Oh, remember last night? Well, it had to come out sometime.
Dude:I know, but on the table???
Girl:What can I say? It's a butternut patty.
by Braylen2047 April 26, 2009
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