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A repeated call used among brethren to alert others of one's whereabouts in an attempt to find one another. It is typically cooed with an emphasis on the oo and at a higher pitch to show friendliness.
You: Cadoo, cadoo.
Your Brethren: Cadoo.
by supagang January 06, 2010
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Cadoo is a slang term in reference to a well maintained or late model cadillac. Source:Brooklyn.
Antnee is grabbin the cadoo.

Anthony will be driving the cadillac.
by Franky Cadillac June 18, 2008
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