Hardcore punk (sometimes referred to simply as hardcore) is an underground music genre that originated in the late 1970s, following the mainstream success of punk rock. Hardcore is generally faster, thicker, and heavier than earlier punk rock. The origin of the term "hardcore punk" is uncertain. The Vancouver-based band D.O.A. may have helped to popularize the term with the title of their 1981 album, Hardcore '81.
Hardcore has spawned the straight edge movement and its associated submovements, hardline and youth crew. Hardcore was heavily involved with the rise of the independent record labels in the 1980s, and with the DIY ethics in underground music scenes. It has influenced a number of