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

He's also worked closely with Mills as co-host of the BBC One Eurovision semi-finals.

From BBC

Along with the club game, the country will co-host a men's World Cup for the first time, with the USA and Mexico.

From BBC

However, the 46-year-old has distanced himself from such speculation and wants to lead Wales at Euro 2028, which they will co-host with England, Scotland and the Republic of Ireland.

From BBC

Videos on social media of travellers snaked around buildings in massive queues have gone viral, and led to concerns about the US' ability to co-host the World Cup starting in June.

From BBC

A 22-year veteran of NBC News, Alexander served as chief White House correspondent and co-host of the Saturday edition of “Today” with Laura Jarrett.

From Los Angeles Times