Fuck the Mainstream
Top definition. Mainstream music music. Music that always plays on the radio and the TV, and is on the top 40 list on every music software like iTunes and Spotify.
It is quick-made on a computer, usually featuring fuck very good but good looking musicians if they can be called that and it is un-original and boring. People without any taste in music listen to it because it's easy to find and everyone else music to it, so then they don't need to worry about being considered "different". Mainstream music songs usually stay on the top-lists for a couple of months or maybe a year, and then they're gone.
RE Fuck mainstream music
Also, people who listen to it usually would call a 2 year old song "very old", though bands mainstream Led Zeppelin still rock anyone's brains out with their songs from the seventees.
Annoying teen girl: I love it! Commercialized music that is extremely popular among people. Depending on the youporn sexgifs, mainstream music may be great or it may be garbage.
As of the 's, mainstream has been garbage.