promoter

noun

pro·​mot·​er prə-ˈmō-tər 

1

: one that promotes

especially : one who assumes the financial responsibilities of a sporting event (such as a boxing match) including contracting with the principals, renting the site, and collecting gate receipts

2

obsolete : prosecutor

3

: a substance that in very small amounts is able to increase the activity of a catalyst

4

: a binding site in a DNA chain at which RNA polymerase binds to initiate transcription of messenger RNA by one or more nearby structural genes

Synonyms of promoter

• proponent
• supporter
• advocate
• advocator
• exponent

Examples of promoter in a Sentence

a promoter of greater understanding and cooperation among churches

Recent Examples on the Web

On the poor racing spectacle, Wolff said there had already been talks with promoters about how to change the track layout, showing a willingness to consider changes. — Luke Smith, New York Times, 15 Sep. 2026

Pointedly, Ye’s promoter included a clause in his contract prohibiting Raymond James Stadium from canceling the gigs based on the rapper’s past public statements or viewpoints. — Jon Blistein, Rolling Stone, 14 Sep. 2026

Goldenvoice, the promoter behind Ocean Way as well as the Coachella Valley Music and Arts Festival, announced the news Friday in an email from its ticketing platform AXS. — Los Angeles Times, 11 Sep. 2026

One very famous promoter of books and literacy, Dolly Parton, was offered the award several times in recent years, but turned it down. — ABC News, 10 Sep. 2026

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing promoter

• co-promoter

Rhymes for promoter

• premotor
• promotor
• remoter
• boater
• coater
• floater
• motor
• rotor
• voter
• locomotor
• psychomotor
• servomotor

Kids Definition

promoter

noun

pro·​mot·​er prə-ˈmōt-ər 

: a person who promotes

especially : one who finances a sporting event

a promoter of prizefights

Medical Definition

promoter

noun

pro·​mot·​er -ˈmōt-ər 

1

: a substance that in very small amounts is able to increase the activity of a catalyst

2

: a binding site in a DNA chain at which RNA polymerase binds to initiate transcription of messenger RNA by one or more nearby structural genes

3

: a chemical believed to promote carcinogenicity or mutagenicity

Legal Definition

promoter

noun

pro·​mot·​er

: one who alone or with others actively participates in the formation of a business or venture

promoters owe a fiduciary duty to the corporation they are promoting

—R. C. Clark