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

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

Earlier this year, payments firm Block became a poster child for major layoffs in the name of AI—cutting its workforce nearly in half from over 10,000 to just under 6,000. —Preston Fore, Fortune, 13 Apr. 2026

Consider Bluffton the poster child for the Carolina Lowcountry. —Tara Massouleh McCay, Southern Living, 9 Apr. 2026

Taken three years into the United States' direct involvement in the Vietnam War, during an era in which environmental concerns were beginning to gain ground, Earthrise became the poster child for anti-war and pro-environment campaigners. —Keith Cooper, Space.com, 5 Apr. 2026

Word History

First Known Use

1938, in the meaning defined at sense 1

Rhymes for poster child

• domiciled
• reconciled
• undefiled
• beguiled
• brainchild
• compiled
• defiled
• exiled
• grandchild
• profiled
• refiled
• reviled