What is Poster Child?
1.
A person who is an example of something.
Though Jerry was reckless, he somehow always prevailed due to dumb luck. When they say "Fortune favours the foolish", Jerry was the poster child.
2.
Someone who is the perfect fit for a stereotype.
That girl who says "like, omg" all the time is the poster child for a Valley Girl.
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3.
an insult, likening someone to one of the children on the Jerry Lewis promotional poster for his telethon. aka: Jerry's Kid
That dude needs help, that friggin' poster child.
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