Hip-hop music culture is a kind of street culture in the African American community, including music, dance, rap, DJ technology, clothing, graffiti, etc. The four expressions of hip-hop culture include rap (talking in rhythm and rhyme), b-boying (street dancing), dj-ing (record playing and turntable skills), and raffitiwriting (graffiti art).

The characteristics of hip-hop music culture include: freedom, rebellion, innovation, competition and equality. It is a cultural form of the black community in the United States and reflects the life and thoughts of the black community.