look up any word, like lemonparty:
Used to descirbe something/someone epicly amazing... Like me! Do not use this on someone/something who is obviously not a triplekickassrainbow. Usually used to describe cookie monster cupcakes.
Pix: Kyra kyr, your a triplekickassrainbow!
Me: awww thanks Pix :D

This cupcake taste like a triplekickassrainbow!
by Silence, the ninja April 21, 2011