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Definitions

coo

[koo] / ku /
VERB
murmur or talk fondly or amorously
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

McCain also tried to extract sentimental details about the passionate romance between the Vances, for her audience to coo over.

From Salon • Aug. 11, 2025

Surfing YouTube for throat whistlers, Saxon came across a former circus performer named Paul “The Birdman” Manalatos who had developed a signature coo.

From Los Angeles Times • Apr. 15, 2025

If at all possible, you should live in a place where you don't have to constantly be looking over your shoulder in fear while you coo at the baby.

From Science Daily • Mar. 18, 2024

Even the Pokémon noises are gently mellowed out in contrast to the coarser, more caterwauling sounds of the games; here the creatures purr, cry, coo and sigh like docile house pets.

From New York Times • Jan. 13, 2024

I didn’t know human beings could coo, but that’s definitely what this girl does.

From "South of Somewhere" by Kalena Miller