Top Definition
A member of the homosapien species. The Ryan Moncrief is a quiet animal, very socially awkward, but is know to make people laugh. It rarely mates during a life time due to it's repulsive looks. However, the Ryan Moncrief is a very kind easy going creature. They have also been known to have abnormally large penises.
Look at the dong on the Ryan Moncrief over there.
by Lou Spowls October 26, 2010
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