1 definition by Chanchaso

A guy who takes off his clothes before having sex, leaving the dick out and expects the girl to start with no foreplay. This person is usually naive and watches way too much porn. A Skinny Penis can also entail selfishness and stupidity.
WOOHOO
"Did you here that he Skinny Penised her?"
"No way! I haven't met a Skinny Penis since highschool"
by Chanchaso February 14, 2018
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