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A mudknuckle is when you take a shit, smear your knuckles in it an then punch someone in the face. Mudknuckles can be also delivered using other people's shit, dog shit, cat shit and/or tiger shit. Basically you can use any poop available. VARIATIONS: A Hairy Mudknuckle is when you dip your shit covered knuckles in pubic shavings before punching someone in the face. A Mudknuckle Favor is when you smear your knuckles in shit and then pee on your knuckles to rinse some of the poop of before punching someone in the face.
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