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A unit of measurement that equals three inches. Based on the small penis size of Mathew Williams. Three inches may be generous, but it is a nice round number.
I can't believe that they didn't cancel school. We got one and a half Matt Dicks of snow.
by Evil Matt February 20, 2014
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Dirty Sanchez Plush

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

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