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What Bill Cosby says as he's going down the ski slope.

Bill Cosby, "Cucucachoo! I'm going down the ski slope!"
by Captain Penis October 07, 2006
A life style of fun and no worries. Can be used in any context and generally is used as a happy expression.
That was so cool, cu cu ca choo.
by Quag the first September 16, 2013