When the hair on the back of the top of your head sticks up, either by styling products or naturally.
"Dude, Ryan looks like such a douche bag now that he has a cock puff."
by Steve Contraband April 10, 2007
when an uncircumcised penis becomes cheesy within the folds
My European friend had a bad case of cock puff.
by Pussy Cat 21 December 26, 2010