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When you didn't quite wipe your ass enough after shitting and then start doing something very active that causes sweat to build up and mix between your ass cheeks.
Hugh:Man my ass hole boss rushed me outside the bathroom while I was dropping off the mexicans at the pool and I didn't quite wipe right and now I'm super uncomfortable with this killer case of Mississippi mud butt.
G.Rection: Man Hugh you should have just told him to go eat a big fat dick and finished that bowl blaster right.
by The real amazing racist January 17, 2014
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