coo
1[ koo ]
/ ku /
verb (used without object), cooed, coo·ing.
to utter or imitate the soft, murmuring sound characteristic of doves.
to murmur or talk fondly or amorously.
verb (used with object), cooed, coo·ing.
to utter by cooing.
noun
a cooing sound.
Nearby words
Origin of coo
1First recorded in 1660–70; imitative
Related formscoo·er, nouncoo·ing·ly, adverb
Definition for coo (2 of 4)
coo
2[ koo ]
/ ku /
interjection British Slang.
(used to express surprise or amazement.)
Origin of coo
2First recorded in 1910–15; origin uncertain
Definition for coo (3 of 4)
Definition for coo (4 of 4)
COO
chief operating officer.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for coo
British Dictionary definitions for coo (1 of 3)
coo
/ (kuː) /
verb coos, cooing or cooed
(intr) (of doves, pigeons, etc) to make a characteristic soft throaty call
(tr) to speak in a soft murmur
(intr) to murmur lovingly (esp in the phrase bill and coo)
noun
the sound of cooing
interjection
British slang an exclamation of surprise, awe, etc
Derived Formscooer, nouncooingly, adverb
British Dictionary definitions for coo (2 of 3)
CoO
abbreviation for
cost of ownership
British Dictionary definitions for coo (3 of 3)
COO
abbreviation for
chief operating officer
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for coo
coo
1660s, echoic of doves; the phrase to bill and coo is first recorded 1816. Related: Cooing. The noun is recorded from 1729.
Online Etymology Dictionary, © 2010 Douglas Harper