Top Definition
A newly discovered dinosaur. It was by far the best dinosaur ever as it was the 1st, black presi-saur and was alot smarter than George W. Saur. It would use its tail to kill flies that landed on its hands and its vast knowledge of Iraq to know that their was never any weapons of mass destruction.
"Dudeeee did you see that Barack O'bamasaur? That is one badass dino"
by TheKingOfAllThings June 20, 2009
5 Words related to Barack O'bamasaur

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