Cool Emo Wallpaper Girls and Boys | Style emo is short for emotional style. Emo style usually refers to hair, but also can refer to a type of music, makeup, fashion and lifestyle. Emo style is a fusion of punk and Goth. Emo was originally a one musical genres. The flow of this music is the evolution of the music and the punk who hardline emo genre is a little softer than the melodies used by punk and metal. The term Emo is a rather soft metal.