Top Definition
A short, skinny, small man, or a dwarf, with a really large penis (at least 8 inches long). A seanybear is living proof that "big things do come in small packages".
I was once in a Wizard of Oz play, and when I saw one of the munchkin's penis while changing, I knew instantly he was a seanybear.
by Bigger Than the Biggest D December 10, 2011
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