A penis that is so tiny it resembles the shape of a jellybean. It would be about an inch long with a tiny circumference. Jellybean dick's are filled with juicy fillings that leave everyone wanting more.
Scout was about to engage in a rage of passion with Whitney, until he pulled his trousers down. Whitney then screamed, "jellybean dick!", and ran out the room. She later came back because she has a jellybean fetish.
by The Ice Cream Man April 2, 2009
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