0 someone or something that is used to represent a particular quality:
1 a person or thing that is seen as a typical example of something:
2 a child with a particular illness or disability whose picture is on posters to raise money to help children who have the same illness or disability:
Why verb agreement is not the poster child for any general formal principle.
It's certainly not a great game, except perhaps as a poster child for the kitchen-sink development mentality of a console generation in its twilight months.
They have been the poster child team as regards women's rowing.
In this way, the media acquired a poster child upon which to lavish its attention, enabling album sales to approach 200,000 units.
At the time of its release in 2005, the game was considered the poster child for failures in innovative games.
Colotl has become a poster child in the controversy over the 287(g) law which allows police to turn illegal immigrants over to immigration.
Zora uses him as a poster child for her campaign to allow talented non-students in university classes.
The definition of poster child has since been expanded to a person of any age whose attributes or behaviour are emblematic of a known cause, movement, circumstance or ideal.
