That guy is a total dud muffin.

Are you going home with that guy?

Hell no, he's just a dud muffin.
by K8Poo & LZFingers May 5, 2011
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Complete opposite of a stud-muffin. Not sexy, not cool - a dud.
"That new guy turned out to be a total dud-muffin. He's a real dork."
by Swingal October 12, 2008
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