Top Definition
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.
Allison Watts was such a drunkasaurus on the bus.
by Ewok Killer February 20, 2007
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)
Troy Wood went full drunkasaurus last night. Shit was amazing to watch
by Johnnie Doey August 22, 2013
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