poster boy

American  

[poh-ster boi] / ˈpoʊ stər ˌbɔɪ /

noun

• poster boys
  plural

1. a male child whose image is used on a poster or in an advertisement for a cause or organization.

2. a male person who exemplifies or represents a specific cause, ideal, characteristic, etc.

3. a male person appearing on a poster as a pinup.

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poster boy British  

noun

1. a person who appears on a poster

2. a person who typifies or represents a particular characteristic, cause, opinion, etc

   a poster girl for late motherhood

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Other Word Forms

Noun Inflected Forms

• poster boys
  plural

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Example Sentences

See Examples For:

poster boy

As poster boy Armand Duplantis performed the Ultimate Championship's official song and fireworks lit up the sky above the newly crowned winners, athletics had taken its first strides in a new direction.

From BBC ● Sep. 14, 2026

Seoul's Kospi -- which has been Asia's poster boy for the rally -- sank more than one percent and has lost more than 20 percent since hitting a record high last month.

From Barron's ● Jul. 8, 2026

He would also become the de facto poster boy of Weiss’s network reinvention.

From The Wall Street Journal ● Jun. 22, 2026

“I take a lot of things in stride,” adding that being “the poster boy for high ticket prices” is “the last thing you prefer to be. But that’s how it went.”

From The Wall Street Journal ● May 6, 2026

This comes as almost more of a surprise than anything else Phil has told me because he’s literally the poster boy for Batavia High School football.

From "Love, Hate & Other Filters" by Samira Ahmed

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