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.
ayon kay Zetastic ika-31 ng Mayo, 2005
Can you define these popular missing words?
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.
ayon kay Im Caca for Cocoa Puffs ika-22 ng Enero, 2008
A verb derived from the phrase poster child. To make an example of someone or something through the application of an unfair double standard.
I'm not the only person who has gained 20 pounds. Stop poster-childing me!
ayon kay David SB ika-03 ng Hunyo, 2008