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.

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Origin of coo

1
First recorded in 1660–70; imitative

OTHER WORDS FROM coo

cooer, nouncoo·ing·ly, adverb

Definition for coo (2 of 4)

coo2
[ koo ]
/ ku /

interjection British Slang.

(used to express surprise or amazement.)

Origin of coo

2
First recorded in 1910–15; origin uncertain

Definition for coo (3 of 4)

Coo
[ kaw-aw ]
/ ˈkɔ ɔ /

noun

Italian name of Kos.

Definition for coo (4 of 4)

COO

chief operating officer.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences 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 forms of coo

cooer, nouncooingly, adverb

British Dictionary definitions for coo (2 of 3)

COO

abbreviation for

chief operating officer

British Dictionary definitions for coo (3 of 3)

CoO

abbreviation for

cost of ownership
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012