Top definition
a type of person that only listens to and downloads the overplayed new hits on certain radio stations
"What radio stations do you listen to?"
"I only listen to Q102."
"The station that overplays songs?"
"Yeah it's the best!"
"Oh so you're a mainstreamist?"
"What's that?"
by theoriginalallison December 05, 2008
Get the mug
Get a mainstreamist mug for your buddy Rihanna.