- The definition of a coo is the sound of a bird.
An example of a coo is the sound of a Mourning Dove.
- To coo is to speak softly and gently, or make the soft sound of a bird.
- An example of coo is to talk in a soothing voice to a baby.
- An example of coo is to imitate the sound of a dove.
coo definition by Webster's New World
- to make the soft, murmuring sound of pigeons or doves, or a sound like this
- to speak gently and lovingly
to express gently and lovingly; utter with a coo
the sound made in cooing
- cooingly adverb
Brit., Slang used variously to express surprise, doubt, delight, etc.
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
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coo definition by American Heritage Dictionary
The American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
verb cooed, coo·ing, Coos coos verb, intransitive
- To utter the murmuring sound of a dove or pigeon or a sound resembling it.
- To talk fondly or amorously in murmurs: The visitors cooed over the newborn baby.
To express or utter with soft murmuring sounds.
- cooˈer noun