advertising agency

American  

noun

• advertising agencies
  plural

1. an agency employed by advertisers to plan, design, place, and supervise their advertisements or advertising campaigns.

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advertising agency British  

noun

1. an organization that creates advertising material, contracts for publication space, and sometimes undertakes market research on behalf of its clients

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Other Word Forms

Noun Inflected Forms

• advertising agencies
  plural

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Etymology

Origin of advertising agency

An Americanism dating back to 1840–50

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Example Sentences

See Examples For:

advertising agency

The advertising agency has since acknowledged its mistake and refunded the money.

From Barron's ● Oct. 16, 2026

At 58, Susan Lee Colby founded Grace Creative LA, an advertising agency focused on the 50-and-older market, because, she said, she had “aged out” of traditional advertising agencies.

From MarketWatch ● Jul. 1, 2026

Nicknamed the “Binoculars Building” and once the headquarters for advertising agency Chiat/Day, this building faces Main Street in Venice.

From Los Angeles Times ● Dec. 5, 2025

Now she has an advertising agency to her name, too.

From The Wall Street Journal ● Oct. 6, 2025

Sinay, who was Russo’s girlfriend, explained that she ran a small advertising agency.

From "Most Dangerous: Daniel Ellsberg and the Secret History of the Vietnam War" by Steve Sheinkin

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