poster child
Americannoun
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a child appearing on a poster for a charitable organization.
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a person or thing that exemplifies or represents.
She could be a poster child for good sportsmanship.
Etymology
Origin of poster child
First recorded in 1990–95
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
ChatGPT’s performance would be alarming enough given that ChatGPT is the poster child for the AI “revolution.”
From MarketWatch • Mar. 18, 2026
“San Francisco was the poster child for the doom loop and has pivoted to downtown recovery,” he said.
From Los Angeles Times • Mar. 16, 2026
The company has become something of a poster child for a fast-paced workplace culture known as 996, also sometimes referred to as hustle culture or grindcore.
From BBC • Feb. 8, 2026
“Poland should be the poster child of the European convergence machine,” he added, referring to the EU’s push to help developing economies catch up to their higher-income peers.
From The Wall Street Journal • Jan. 30, 2026
Ruth May usually fell asleep, open-mouthed in the heat, with her hair plastered down across her sweaty face like the poster child for fever.
From "The Poisonwood Bible" by Barbara Kingsolver
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.