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.
ServiceNow’s stock has been a poster child for the selloff, falling 37% on a year-to-date basis through Wednesday’s close.
From MarketWatch ● Jul. 22, 2026
They arrive in an era where Korean music is a global powerhouse, and BTS its biggest poster child.
From BBC ● Jul. 17, 2026
Nvidia, the poster child of the AI revolution and the largest company by market cap, gained 1.9%.
From The Wall Street Journal ● Jun. 4, 2026
“Fibermaxxing” is all the rage these days, and black beans are the poster child of the trend.
From Salon ● May 5, 2026
Craig, meanwhile, was a poster child for the post-Princeton urban-professional dream.
From "Becoming" by Michelle Obama
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.
