US music genre (3,3)
(Other definitions for hip hop that I've seen before include "Kind of pop music" , "Genre of 1980s and '90s African-American music" , "Rap music" .)
(Other definitions for blues that I've seen before include "Jazz classic (2,5,5) - See 9" , "Melancholic music of black American folk origin" , "Gloom" , "Feeling of sadness or depression" , "colours" .)