poster child
Longman Dictionary of Contemporary English 5++LDOCE 5++ˈposter ˌchild noun [countable usually singular] American English 1. a child with a particular illness or physical problem whose picture appears on a poster advertising the work of an organization that helps children with that problem 〔公益广告中的〕海报儿童，代言儿童2 someone or something that represents a particular quality, idea etc – often used humorously 典型人物，典型事物〔常为幽默用法〕 Dillon is the poster child for wasted talent. 狄龙是典型的被埋没的人才。
Examples from the Corpus
poster child• The 1947 poster child, Nancy Drury from Louisville, Kentucky, was a victim of the 1944 epidemic.• Doctors call Howley their poster child.ˈposter ˌchild nounChineseSyllable
a illness or child with Corpus particular a
poster child
ˈposter ˌchild
noun [countable usually singular] American English
1. a child with a particular illness or physical problem whose picture appears on a poster advertising the work of an organization that helps children with that problem
2. someone or something that represents a particular quality, idea etc – often used humorously:
Dillon is the poster child for wasted talent.
ˈposter ˌchild
noun [countable usually singular] American English1. a child with a particular illness or physical problem whose picture appears on a poster advertising the work of an organization that helps children with that problem
2. someone or something that represents a particular quality, idea etc – often used humorously:
especially
often