Definitions by RooshiRum

bitchasouraus rex 

A giant bitch, who commonly is refereed as a t rex.

Sally is such a bitchasouraus rex, am I right?

bitchasouraus rex by RooshiRum October 20, 2015

bitchasouraus rex 

When someone is fat, and looks like a dinosaur, and is a bitch.

Dude, Sally is a total bitchasouraus rex!

bitchasouraus rex by RooshiRum October 20, 2015