co-host

American  

[koh-hohst, koh-hohst, koh-hohst] / ˌkoʊˈhoʊst, ˈkoʊˌhoʊst, ˈkoʊˌhoʊst /

Or cohost

verb (used with or without object)

1. to host (a program) jointly with at least one other person.

   It’s a daily talk show co-hosted by three women.

   They were a beloved comedy duo who cohosted on radio for 14 years before taking their variety hour to television.

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noun

1. a person who hosts a program jointly with at least one other person.

   Everyone was surprised when his co-host left the show at the peak of its popularity.

Etymology

Origin of co-host

First recorded in 1905–10 for the noun; co- ( def. ) + host ¹ ( def. )

Example Sentences

See Examples For:

co-host

Morocco is to co-host the 2030 World Cup and Moroccan Football chief Fouzi Lekjaa is one of the few to have publicly supported Infantino since the humiliating climbdown.

From Barron's ● Aug. 5, 2026

Alex and co-host Roman Kemp will lead coverage in the studio while there will also be segments from across Wales, Scotland, England and Northern Ireland as some of the show's memorable stories are revisited.

From BBC ● Aug. 4, 2026

The “Today” co-host appeared to ask kidnappers where to search for Nancy Guthrie, who disappeared nearly six months ago.

From The Wall Street Journal ● Jul. 31, 2026

Guest: Andrea Bernstein, investigative reporter and the co-host of four podcasts, including Trump Inc.

From Slate ● Jul. 24, 2026

In 1975 he became the traveling co-host of Good Morning America on ABC network; in the 20 months that followed, his assignments took him to more than two dozen countries.

From 100 New Yorkers of the 1970s by Millard, Max