poster child

noun

1
: a child who has a disease and is pictured in posters to solicit funds for combating the disease
2
: a person having a public image that is identified with something (such as a cause)

Examples of poster child in a Sentence

She was a stirring speaker and activist and soon became the poster child of the antiwar movement.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Davis has long been a poster child for slow, measured growth, with voters repeatedly demanding a voice in development decisions to preserve the city’s small-town feel. Daniel Lempres, Sacbee.com, 28 Apr. 2026 Lately, however, the trend goes far beyond a single poster child. Dade Hayes, Deadline, 27 Apr. 2026 At 50, Schwab is a poster child for longevity. Jen Murphy, Robb Report, 26 Apr. 2026 DeepSeek became the poster child for China’s AI boom after its groundbreaking 2025 release of the R1 model that delivered near industry-leading performance – for allegedly a fraction of the price. John Liu, CNN Money, 24 Apr. 2026 See All Example Sentences for poster child

Word History

First Known Use

1938, in the meaning defined at sense 1

Time Traveler
The first known use of poster child was in 1938

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Cite this Entry

“Poster child.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/poster%20child. Accessed 3 May. 2026.

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