phallus callus 

1. n. That rough skin on your member resulting from over-masturbation.

2. n. A cheesewadded fucktard

You're such a phallus callus...

phallus callus by Your bitch-ass mom May 13, 2005

callous phallus 

A common symptom of an STD exhibited by a man.

"Dude, don't sleep with Gertrude- she gave Esteban a bad case of callous phallus!"

callous phallus by R-McMeezy November 16, 2009