A person so under the influence of alcohol that they regress to acting like a prehistoric creature (stumbling around, grunting sounds, arms moving like t-rex arms)
by Johnnie Doey August 25, 2013

1. To drunkely stumble around as though they were a dinosaur that was drunk. Ie bumping into things, being loud, and very in the way.
by Ewok Killer February 21, 2007

1. "eh yo, Guss; did you see Morene at that shake yesterday?"
"Yea dude; what a drunkasaurus rex"
2. "Hey, youre spiliing yer drink all over the place; calm down drunkasaurus rex!"
"Yea dude; what a drunkasaurus rex"
2. "Hey, youre spiliing yer drink all over the place; calm down drunkasaurus rex!"
by juelle October 11, 2006

The drunk person in your neighborhood known for doing yardward with a beer in one hand and lawnmower in the other; Also known for walking his dog while drinking beer;
by Trev's Mom June 05, 2016
