Definitions by David Zirbin

radicool 

a combination of being rad and cool. the 2 don't cancel eachother out, but instead just make an awsome combination.

Dude, that party last night was radicool!

radicool by David Zirbin July 9, 2005

Radicool 

A combination of something that is rad and is cool.

(1)"Dude, that party was radicool last night!", or (2)"Did you see that radicool move?"

Radicool by David Zirbin June 28, 2005