Top Definition
1. A mythical dinosaur that roamed present-day Colombia during the Cretaceous Period.

2. A Colombian person doing an impression of a dinosaur.
1. Long ago, Colombasauruses roamed the Andes...

2. Carlos: Rawr!
Joe: WTF?
Carlos: Rawr!
Sheila: It's ok, he's a Colombasaurus.
by jab4343 March 06, 2010

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