How to Use coo in a Sentence

coo

verb
  • They all cooed over the baby pictures.
  • The baby was making a cooing sound.
  • The baby cooed quietly in her crib.
  • Ezra rubbed his eye with the back of his hand, flopped his head to the side, and cooed.
    — Eric Boodman, STAT, 18 Apr. 2023
  • The two young white women with long, straight hair hugged me and cooed and wiped my eyes.
    — Literary Hub, 17 June 2026
  • Belle coos with a too-flirty smile and a nervous side-to-side bop.
    — Kathryn Vanarendonk, Vulture, 15 Sep. 2025
  • In the background, her baby cooed.
    — Ashia Aubourg, Outside, 19 Feb. 2026
  • The family cooed over him in his overalls and packed his lunch.
    — Lynsey Chutel Gulshan Khan, New York Times, 11 Nov. 2023
  • At dawn, cooing doves and trilling Eurasian blackbirds woke me.
    — Nina Burleigh, New York Times, 21 May 2024
  • Wolfe Herd coos in awe but knows better than to pose for a photo with them.
    — Chloe Malle, Vogue, 18 Apr. 2019
  • Attendees watching the feed from the big screen cooed.
    — Calista Oetama, Sacbee.com, 8 Aug. 2025
  • Songbirds coo and chirp from the marshy fringe; tall grasses rustle in the breeze.
    — Dan Rubinstein, Outside Online, 13 Mar. 2025
  • Wright cooed to a spaniel mix that had been found at the bottom of a well a few weeks earlier.
    — Rachel Monroe, New Yorker, 16 Oct. 2025
  • The child coos and appears to inhale before letting out a puff of smoke.
    — Crimesider Staff, CBS News, 3 Apr. 2018
  • Bieber then slid in as the beat slowed to a crawl, with the pop star soulfully cooing over the track.
    — Mackenzie Cummings-Grady, Billboard, 30 Apr. 2025
  • Weakley's room is now alive with the sounds of her children laughing and cooing.
    — Allison Ross, The Courier-Journal, 14 June 2018
  • One witness said the otter cooed and whined at first, making observers feel bad.
    — Scott Maxwell, Orlando Sentinel, 24 July 2024
  • Natalia coos — facing a plump lute-like instrument called a kobza.
    — Robert Reid, San Francisco Chronicle, 9 Mar. 2018
  • Burnett cooed at a toddler sitting in his mother’s lap.
    — Emily Holshouser may 19, Fort Worth Star-Telegram, 19 May 2026
  • The high point of the celebration always was a new baby to coo over.
    — Vincent T. Davis, ExpressNews.com, 28 Sep. 2020
  • Her proud father donned a smart tuxedo, while Yeri cooed in a pint-sized cream-colored dress.
    — Mike Valerio, CNN Money, 19 Apr. 2026
  • The video ends with voiceovers of Archie and Lilibet cooing to Guy.
    — Jami Ganz, New York Daily News, 8 Jan. 2025
  • Their youngest, 10-month-old Prince Louis, coos in the background in a high chair.
    — Erica Gonzales, Harper's BAZAAR, 6 Mar. 2019
  • Soon with a cooing little one to bounce on their knees, the whole atmosphere brightened.
    — NBC News, 26 Sep. 2019
  • Sakis said in a recent phone interview, while Tina cooed in the background.
    — Naseem S. Miller, OrlandoSentinel.com, 12 June 2017
  • The amiable fire chief, who coos to a station dog named Vasia, is not alone in his pessimism.
    — Howard Lafranchi, The Christian Science Monitor, 14 Nov. 2024
  • As the dogs filled the hill, a crowd of hundreds swarmed its base, cooing to the canines and taking photos and videos.
    — Daniel Kool, BostonGlobe.com, 16 Apr. 2023
  • Their stroll ended at the Cherry Lane, where the front-of-house staff cooed over Eleanor.
    — Alex Barasch, New Yorker, 6 Apr. 2026
  • Mering and Heidecker coo the tune, like parents singing a baby to sleep.
    — Washington Post, 25 Sep. 2020
  • As Gottlieb speaks, Jordan coos from his crib in the corner of mom’s office.
    — Lindsay Schnell, USA TODAY, 19 Mar. 2018

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'coo.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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