English

Definition of poster child noun from the Oxford Advanced Learner's Dictionary

     

    poster child

     noun
    noun
    BrE BrE//ˈpəʊstə tʃaɪld//
     
    ; NAmE NAmE//ˈpoʊstər tʃaɪld//
     
    (also poster boy, poster girl) (especially North American English)
     
    jump to other results
  1. 1a child with a particular illness or other problem whose picture appears on a poster advertising an organization that helps children with that illness or problem
  2. 2(often humorous) a person who is seen as representing a particular quality or activity He is the poster child for incompetent government.
See the Oxford Advanced American Dictionary entry: poster child