The small amount of soda that often squirts out when opening the can.
I opened my Diet Coke in the car and now I have prepop on the radio.
by Temujin October 22, 2005
Folk, world, tribal, traditional or cultural music established and played before the advent of modernism.
The song "I'm a Man You Don't Meet Every Day" is pre-pop.
by Red Owl February 05, 2012