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

• advocate
• advocator
• apostle
• backer
• booster
• champion
• espouser
• exponent
• expounder
• friend
• gospeler
• gospeller
• herald
• hierophant
• high priest
• paladin
• proponent
• protagonist
• supporter
• true believer
• tub-thumper
• white knight

Examples of promoter in a Sentence

a promoter of greater understanding and cooperation among churches

Recent Examples on the Web

Lester was also a large promoter of agriculture for the county and state. —Contributed Content, Twin Cities, 6 Feb. 2025

Concert venues, party promoters and event creators are pulling out all of the stops, presenting a bevy of opportunities for Chicagoans to celebrate the big day, whether with their beloved or with a group of friends. —Britt Julious, Chicago Tribune, 5 Feb. 2025

The venue said the event promoter withheld information about the acts. —Mike Stunson, Kansas City Star, 28 Jan. 2025

The concert is being produced by local promoter KC Turner Presents. —Randy McMullen, The Mercury News, 24 Jan. 2025

Word History

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing promoter

• co-promoter

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