2012: AllHipHop's Top 50 In Underground Hip-Hop!
Existing, situated, operating, or taking place beneath the surface of the ground, hidden or secret; not open, published or produced by political or social radicals or nonconformists:avant-garde; experimental.
In other words, unique, different, something special that is not like everything else. The Underground.
In 2012 The Underground Hip Hop scene found itself expanding and transforming into an almost unrecognizable entity from most any other year.