Defeater is an American hardcore punk band from Massachusetts, formed in 2004 within the Boston hardcore scene. To date they have released four full-length albums, two EPs and a single. The band lineup consists of Derek Archambault (vocals), Jake Woodruff (guitar), Joe Longobardi (drums) and Mike Poulin (bass). All of the band's works have been released via Bridge 9 Records, aside from the album Travels, which was initially released via Topshelf Records, but was later reissued on Bridge 9 Records. Their studio album, Letters Home, was released on July 16, 2013 and debuted at number 72 on Billboard Top 200 chart, number 1 on the vinyl chart and number 13 on the Current Alternative Album chart. Their latest album is titled Abandoned and was released in 2015.