Top Definition
Ones mouth or face. Typically used vulgarly to describe ones face.
Jimmy's wife better shut her suck-muscle and make me some meatloaf.
by AyeDrinkBeer May 24, 2009
1 more definition
7 Words related to Suck-Muscle
Slang term for mouth.
Stop working your suck muscle and get to work, you lazy bastard!
by Professor Rubow June 10, 2011

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