1 definition by ClintMegah

Top Definition
One who's repetitious bragging resembles a prehistoric beast's warcry. These folks aren't ones you would wish to spend long amounts of time with. You will spend the majority of your time with them figuring out who to get them to leave.
RRRRRAWR I got this new truck, a raise, and I slept with 6 women last night. Advanced bragasaurus's can also be referred as bragasaurus rex's.
by ClintMegah September 07, 2009

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