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1.
A chart-throb is a typical teenage girl's heart-throb, known for his chart-topping music/good looks.
Examples include Justin Bieber, Enrique Iglesias, and Justin Timberlake.
Girl 1: Oooh wow have you seen JB's new music video? He's so hot!
Girl 2: Oh yeah, he's such a chart-throb!
by Wavey Donstar January 21, 2011
 
2.
1. A book written by Ben Elton
2. Someone in the music industry who is extremely attractive and smooth. Much like a heart throb but musical and famous
1. That Calvin guy in Chart throb was a dick!
2. Zac Effron *drool* what a chart throb.
by I have no name, again October 05, 2008