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When one has a large flaccid penis that often shows itself through a tight article of clothing, such as a speedo or boxer-briefs; a derivative of Mandingo
Hub: Dang Brett that's quite the package you got there.

Brett: Thanks!

Hub: You're hung like a horse!

Brett: Yeah like a Mandingo !

Hub: What a Horsedingo!
by Hubdingo October 28, 2012
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