Rap is a subgenre of hip-hop music that originated in the United States in the late 1970s. It is characterized by its lyrical content and rhythmic style, which often incorporates elements of spoken word poetry. The term 'RAP' is derived from the acronym 'RAP', which stands for 'Rhythm and Poetry'. The term 'emo' is a subgenre of RAP music that emerged in the early 2000s. It is characterized by its emotional lyrics and melodic sound. Emo RAP is often associated with themes of depression, heartbreak, and loneliness.