General history
Hip hop music, also called hip-hop, rap music or hip-hop music, is a music genre consisting of a stylized rhythmic music that commonly accompanies rapping, a rhythmic and rhyming speech that is chanted.It
developed as part of hip hop culture, a subculture defined by four key stylistic elements: MCing/rapping, DJing/scratching, break dancing, and graffiti writing.The term hip hop music is sometimes used synonymously with the term rap music, though rapping is not a required component of hip hop music.