A slightly shortened version of "cool"
used by only the cooest people, coo is the best way to describe something that is completely awesome.
urbandictionary.com is the cooest website i visit daily.
i have such a coo life.
by cooest XD July 11, 2010
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Coo is another shortened way of saying killer cool. Cartman of south park also uses it.
This site is coo, real coo
by don February 11, 2004
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someone who is so cool and smooth that they don't even finish the normal syntax in lieu of a quicker, sleeker version of 'cool' <i.e. above the norm, rebel-like>
"Man have you seen Boo Sky? They are coo peeps"
by Kickinwing94 June 11, 2009
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cool and/or alright; okay / yes; in agreeance with.
coo man, coo.
by california403 February 28, 2009
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birds- coo coo
person- shit, birds!
by rtsmarty February 13, 2004
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