From corpse + paint.
corpsepaint (uncountable)
- A style of black-and-white makeup used primarily by black metal musicians and fans, intended to make the wearer appear inhuman, corpselike, or demonic.
2007, Ronald Bogue, Deleuze's Way: Essays in Transverse Ethics and Aesthetics, Ashgate Publishing Limited, →ISBN, page 45:Many black metal musicians dress in black robes and wear exaggerated white-and-black “corpsepaint” on their faces, […]
2012, Joel McIver, Machine Head: Inside the Machine[1], Omnibus Press, →ISBN:You get kids over there in corpsepaint going to a death metal show, but then are going to go to [a] Darkness show. […]
2014, Donna Weston, Andy Bennett, editors, Pop Pagans: Paganism and Popular Music[2], Routledge, →ISBN:Far more Pagan metal bands appear in the traditional black metal corpsepaint.