Cockasaurus rex

A dick that is huge and is like a predator on the hunt that will destroy its prey

My cockasaurus rex is on the hunt for a vagasaurus

by The real WrongWay April 08, 2017

Butt-Rex

Used to describe someone who is acting uncharacteristically "ass-holish".

"Cody's being a real Butt-Rex today."

by Charles DeMar September 16, 2003

Barnisaurus Rex

A a super barn; A really big barn.

Look at that barnisaurus rex!

by Dankdennis June 23, 2009

dc rex

dc is normally a gentle creature which keeps to itself, but after the cocktail a modern day dr.jackel and mr.hide.. the once quiet creature goes on random bursts of rage, smashing things, throwing beer on carpets, falling down stairs and yelling. it has been come to be known as dc rex

if you come in contact with dc rex, run. the cocktail is as follows: 1 bottle of mexican tequilla (with worm), numerous shots of grey goose vodka, and beer.

by Thomas, Chris July 20, 2006

pukeasouras rex

someone who always pukes when he drinks

damn man did u see that guy that puked, he must be a pukeasouras rex

by iTsBeserker October 03, 2007

smutasraus rex

some one who is a slut/whore of epic proportions.

Look at that girl, she is such a smutasraus rex.

by thekaranator May 25, 2011

Purplesaurus Rex

a flavor of Kool-Aid that is basically half grape / half lemonade

I was parched, so I got a glass of Purplesaurus Rex

by foodlord May 28, 2009