Emcee (noun)

A master of ceremonies; the host of a show or event.

Origin:

1930s: abbreviation of mc, denoting a master of ceremonies.

Examples:

1. He is a popular emcee for corporate events.
2. The emcee for the evening's event was a local comedian.
3. An emcee is the person who introduces performers and keeps the show moving.
4. The emcee is responsible for keeping the audience entertained.
5. An emcee is also known as a master of ceremonies.