cohost

noun

co·​host (ˌ)kō-ˈhōst 

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 encomiums …

—Harry 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

Behar exclaimed, referring to her cohost, who each talked about their experiences taking GLP-1s. —Christopher Edwards, PEOPLE, 16 Apr. 2026

According to People, Meghan was introduced to Her Best Life cohost Gemma O’Neill by their mutual friend Markus Anderson. —Erin Vanderhoof, Vanity Fair, 14 Apr. 2026

Who better than a dear friend to serve as your cohost and cleanup accomplice as the night winds down? —Kate McGregor, Architectural Digest, 3 Apr. 2026

Shortly after Live welcomed a pet expert to explain how to conduct CPR on animals, the audience gasped as the camera cut to a wide shot of the cohosts sitting on a bench as a pack of live dogs ran around them. —Joey Nolfi, Entertainment Weekly, 2 Apr. 2026

Word History

First Known Use

1908, in the meaning defined above

Rhymes for cohost

• almost
• engrossed
• foremost
• hindmost
• impost
• inmost
• lamppost
• leftmost
• necrosed
• outpost
• pancoast
• rightmost