To manually stimulate the penis.
Every morning Gary feels horny, so he takes a bath so he can skin the fish without leaving goo on the bed.
by pentozali February 2, 2011
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Continuing with sex when no lubrication is present whether it be from the girl or from a bottle.
"Man it was all good for a while until we started skinning the fish."
by RenoBlack August 15, 2005
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