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1.
(Adj.) A combination of something being legit and fantastic. Utterly ridiculously amazing.
1. Can you believe all this snow we are getting? Snowboarding tomorrow is going to be legitimatastic!
2. He's the most legitimatastic rapper of all time.
3. Those peanut butter chocolate Rice Krispie treats are legitimatastic!
by VP4Life February 12, 2010
8 1