cooed; cooing; coos
1
: to make the low soft cry of a dove or pigeon or a similar sound
The baby cooed quietly in her crib.
2
: to talk fondly, amorously, or appreciatively
The family cooed over the baby pictures.
coo
noun
chief operating officer
Examples of coo in a Sentence
Verb
The baby cooed quietly in her crib.
The baby was making a cooing sound.
They all cooed over the baby pictures.
“Oh, how sweet,” she cooed.
Recent Examples on the Web
Roger Simmons, The Orlando Sentinel, 9 Mar. 2026
In the background, her baby cooed.
—Ashia Aubourg, Outside, 19 Feb. 2026
An unbeaten 84 in the One-Day Cup against Durham last summer had observers cooing.
—Sam Dalling, New York Times, 23 Jan. 2026
Then befriends a pigeon that may or may not be the one that’s always cooing outside the bathroom window.
—Brittany Allen, Literary Hub, 19 Nov. 2025
See All Example Sentences for coo
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Verb
Breen and five other team owners cooed at their exclusive membership in the association during a press conference Tuesday at the Orlando Airport Holiday Inn.
—Roger Simmons, The Orlando Sentinel, 9 Mar. 2026
In the background, her baby cooed.
—Ashia Aubourg, Outside, 19 Feb. 2026
An unbeaten 84 in the One-Day Cup against Durham last summer had observers cooing.
—Sam Dalling, New York Times, 23 Jan. 2026
Then befriends a pigeon that may or may not be the one that’s always cooing outside the bathroom window.
—Brittany Allen, Literary Hub, 19 Nov. 2025
See All Example Sentences for coo
Cite this Entry
“Coo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coo. Accessed 14 Mar. 2026.
Copy CitationKids Definition
coo
verb1
: to make the low soft cry of a dove or pigeon or a similar sound
2
: to talk fondly or lovingly
coo
noun
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