Defeater is an American hardcore punk band formed in 2004 in Massachusetts. Known for their emotionally charged lyrics and intense sound, they often explore themes of personal struggle, loss, and redemption. The band's music combines elements of melodic hardcore and post-hardcore, creating a unique style that resonates with fans of the genre. The group has released several albums, including "Empty Days & Sleepless Nights" and "Letters Home," which have received critical acclaim. Their work often features a narrative approach, telling stories that reflect the human experience. Defeater has toured extensively, sharing the stage with other notable bands in the hardcore scene, such as Terror and Comeback Kid.