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1.
A merging of the musical terms and styles of "pop", or popular music, and opera. A genre that has been created for Josh Groban; A classical-crossover sound.
The popera star came in to rabid screams from Pavarotti fans.
by Kourtnee March 13, 2004
 
2.
A fusion of classical and popular influences designed to unite humanity through music.
Sarah Brightman has done a wonderful job of exposing popera to the public.
by Armand and Angelina March 04, 2006