Mass Man

Danny Masstett or mildy retarded kid who plays too much Legends of Zelda and names their dog "Kitty"

The Mass Man rode by on his bike again...what a dork!

by Kate Kedvesh May 7, 2004

Man Mass

The size of your penis. Generally man mass is used to describe an above average sized cock.

Blake - "I have man mass!"

Garrett - "If I was black, my man mass would only be slightly above average"

by lolZharharhar July 4, 2011