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

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

Today, Ohio Valley Waste is the poster child for this practice. —Christopher Elliott, Mercury News, 3 Apr. 2026

The poster child for this world is a waifish, wavy-haired 20-year-old who goes by the name Clavicular. —Spencer Kornhaber, The Atlantic, 27 Mar. 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