poster child

English Thesaurus

1. a child afflicted by some disease or deformity whose picture is used on posters to raise money for charitable purposes (noun.person)

hypernym	:	child, fry, kid, minor, nestling, nipper, shaver, small fry, tiddler, tike, tyke, youngster,
definition	:	a young person of either sex (noun.person)

hyponym	:	poster boy,
definition	:	a male poster child (noun.person)

hyponym	:	poster girl,
definition	:	a female poster child (noun.person)