cohost

noun

co·​host (ˌ)kō-ˈhōst How to pronounce cohost (audio)
variants or co-host
plural cohosts or co-hosts
: one of two or more people who host something (such as a television show) together
As cohost of the network's late-night wrap-ups of its Winter Olympics coverage, the effervescent Sullivan drew nothing but encomiumsHarry F. Waters
The one-hour show, airing weekday mornings on ABC, includes a 15-minute discussion among the four co-hosts about that day's "hot topics" …Josh Young
The third annual West Texas Salute to Veterans has been scheduled … . Co-hosts for the event are Lubbock National Bank and Silent Wings Museum.Ray Westbrook
cohost verb, transitive + intransitive
or co-host
Publicly Moscow supports North Korea's demand to cohost the Games. Newsweek
So why does he co-host a weekly podcast about American University basketball? Dan Steinberg
The sneaker giant is lending its name to what could develop into a massive promotional sporting event co-hosted by the City of Portland, Ore. … Melanie Wells

Examples of cohost in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The 2000 Kids' Choice Awards actually had four cohosts serving as arbiters of the main emcee, Rosie O'Donnell. Ryan Coleman, Entertainment Weekly, 12 Sep. 2025 Best friends know the good and bad about each other — which is why Brianna LaPaglia isn’t surprised when her BFFs cohost Josh Richards is running late to their interview with Rolling Stone. Ct Jones, Rolling Stone, 9 Sep. 2025 Hatcher's real-life daughter, Emerson Tenney, and her on-screen daughter from Desperate Housewives, Andrea Bowen, are her cohosts. Brendan Le, PEOPLE, 9 Sep. 2025 The cohost of the NBC morning franchise's third-hour program sat down Sept. 5 with anchor Savannah Guthrie to discuss her husband Uche Ojeh, who died in May from an aggressive form of brain cancer. Jay Stahl, USA Today, 5 Sep. 2025 See All Example Sentences for cohost

Word History

First Known Use

1908, in the meaning defined above

Time Traveler
The first known use of cohost was in 1908

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Cite this Entry

“Cohost.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cohost. Accessed 13 Sep. 2025.

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