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1. man-muscle
The muscle in the forearm that gets ripped as a result of jerking-off to often.
Damn!!!! Look at his arms! That boy spends to much time alone working on his man-muscles.
buy man-muscle mugs & shirts
musclebate jerking-off whacking-off manmuscle man-muscle man muscle
by hawkgal Jan 22, 2011 add a video
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