Un•der•ground (un’der ground’), n., adj.

1) A genre in music and other forms of media intended for an elite audience, that is often characterized by its high levels of originality and experimentation, and does not conform to typical standards, trends, or hypes as set by the popular mainstream media.
The mainstream media has a tendency to steal new ideas from the underground.
by Essix April 16, 2005
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A movement or a group of people related to music, who do it not for the money, the notoriety or the fame, but for the love. They don’t promote, because they don’t crave popularity. They also don’t need to tell everyone about how underground they are because they aren’t really interested in labelling their own movement, they just do it, and if people enjoy it, great.
You ain't underground, you have a Facebook page advertsing your event fella....
by dandesqueran June 06, 2015
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Art, opinion or organization that exists outside of mainstream society or culture. Also known as "independent" or sometimes "counter-culture".
Giff preferred the underground music scene in her area to the bland stuff that played on most radio stations.
by Gyro June 09, 2002
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The London railway system. Also called the Metro or Tube.
We took the Underground from King's Cross to Covent Gardens.
by Zen84 December 01, 2007
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in simple terms,
the opposite of mainstream
underground rapper Canibus got some beef wit Eminem, who is mainstream.
by Marshall Mirzada December 04, 2003
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The Space of matter beneath the ground. Mostly thought to be considered only the earth's crust layer.
When someone dies, they are sometimes buried 6 feet underground.
by Michael Gatto August 29, 2008
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Simply put, it’s an elite form of music or lifestyle not typical of the mainstream
Wow, Kyle wishes he was underground but just isn’t
by Undergroundguy420 February 22, 2020
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