1 definition by Supabeast78
When, for a single moment, a normal average person powers up like Sega's Altered Beast becoming a violent creature and dominating a person, place, or thing.
"Dude! Did you see Billy eat that sub! He beasted that shit in two bites!!"
"Did you hear how Joe fucked that chick? He beasted her so hard she had a concussion!"
"Did you hear how Joe fucked that chick? He beasted her so hard she had a concussion!"
by Supabeast78 April 21, 2010