HOST definition: a multitude or great number of persons or things. See examples of host used in a sentence.

As chairman of Harpo Entertainment Group, as well as host, star, and supervising producer of The Oprah Winfrey Show, Winfrey is the most successful woman ever to enter the field of television.

A host is a person responsible for guests at an event or for providing hospitality during it. Host may also refer to:

The host of a radio or television show is the person who introduces it and talks to the people who appear in it. I am host of a live radio program.

Definition of host noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Jan 20, 2026 · Noun host (plural hosts) One which receives or entertains a guest, socially, commercially, or officially.

HOST meaning: 1. someone who has guests: 2. a person who introduces guests and performers, especially on…. Learn more.

a person, place, company, or the like, that provides services, resources, etc., as for a convention or sporting event: Our city would like to serve as host for the next Winter Olympics.

HOST meaning: 1 : a person (especially a man) who is entertaining guests socially or as a job; 2 : a person who talks to guests on a television or radio show

HOST definition: 1. someone who organizes a party and invites the guests 2. someone who introduces the guests on a…. Learn more.