Cockycock

A male whose excessive arrogance is the result of an enormous penis.

Linda: Why is Harry so conceited? I mean, he acts like he's better than everyone else.
Tiffany: Harry's ex told me that he has a 10 incher in his pants.
Linda: Oh, so that explains it. Harry's a cockycock!

by wiseagle101 April 5, 2015