coocoo Hear it!

coocoo definition

coo·coo (ko̵̅o̅′ko̵̅o̅′; also ko̵ok′o̵̅o̅)

adjective

Slang cuckoo ()

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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