someone who is rad and cool
that d00d is radicool
by walt May 11, 2003
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radicool is a philosopy that combines the two words RAD and COOL used to discribe a bad ass
heel flip indys are not radicool

that girl looks like a pig smoking a cigar while eating a pork pie its so radicool
by hyphyordie November 10, 2008
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An even more radical version of radical dude. It's like amazeballs. Only to be used in XTREME situations! It's radical bro.
"Woah dude, that bro just punched a bird in the face when he jumped off the building!"

"Woah dude, that's radicool."
by PAWPLE_hat November 14, 2017
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