Blackening, Blackened, or Blacken may refer to:

Entertainment "Blackened", a 1988 Metallica song from ...And Justice for All (album) The Blackening, a 2007 album by thrash metal band Machine Head The Blackening (film), a 2022 comedy directed by Tim Story

Places Blacken (basin), under Lake Mälaren, Sweden

Other uses Blackening (chemistry) or black oxide, a conversion coating for ferrous materials Blackening (cooking), a cooking technique commonly used in the preparation of fish Blackening (Scottish wedding custom), performed in the days or weeks prior to marriages in Scotland

See also Blakeney (disambiguation) Darkening (disambiguation) Dyeing Hair colouring Shadow Shade (colour) Shade (shadow) Shadowing (disambiguation)