(n) The residue left on the head of a mans penis after performing anal penetration on a willing (or unwillinng "oops! I slipped") subject.
John: My daughter is moving to New York and my turtle dick is not getting any more turtle mud.
by A. Friend August 22, 2007
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girl you would hook up with drunk, but not sober.
Q: dude i was so hammered last night what happen?

A: Dude you hooked up with that mud-turtle with the acne all over her face.
by blacktony July 10, 2008
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An uncurcumzied penis
Bob has a mud turtle.
by Dave Gross April 09, 2008
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when you and your friends sit under a tent and all take poops. Then once the poop is out you throw it at each other. The winner is the person who stays in the tent the longest
lets play mud turtle
by yes June 03, 2003
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