Impolite Hawaiian word meaning unskilled beginner (including, but not limited to surfing).
Did you see that guy face-plant into that wave?

Ya, what a kook.

I've tried surfing for 6 months now but all I can do is ride the white wash.

You're a kook.

I can't paddle my board out of the way of other surfers.

You're a kook.

I go surfing at places that are beyond my ability and get in the way of other more experienced surfers.

You're a kook.
by dubadeba September 20, 2012
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when a person acts like they know what they're doing but in fact don't. they use words like gnarly and bro. a person who is scared out in he lineup and doesn't paddle for any waves. a person who wears a saggy wet suit and cant make it past the white wash.
Jose: "yo wheres chris?"
kyle: "probably stuck in the white wash or back at shore"
Jose "what a fucking kook!"
by jose123456 February 24, 2012
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Somebody who poses as a surfer and talks about surfing all the time to people who don't surf because they know that non surfers won't realize how kooky the person really is.
(In the middle of a crowded room)
"Drake, I'm gonna snake you so hard every wave you kook!"
"Shut up Jordan you know Im gonna bust an alleyooper all over your face!"
by Bluntrauma December 22, 2009
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somebody who cant surf or do an activity or sport worth a darn. somebodywho doent know what they are doing or thinks they are good at something, but in reality they suck at it!
by kbolgeez February 2, 2010
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