blackfish

Short definition from Wiktionary

Noun

1. 1
   An Atlantic salmon, Salmo salar, especially a female after spawning.
2. 2
   Any of various dark-coloured fish of the Old World, especially the rudderfish (Centrolophus niger).
3. 3
   A pilot whale (Globicephalus spp.) and occasionally also used for various other whales).
4. 4
   Either of two dark-coloured fish of the west Atlantic, the tautog of New England (Tautoga onitis) and the black sea bass (Centropristis striata).
5. 5
   Any of various dark-coloured fishes of Australasia, especially the luderick (Girella tricuspidata), and a freshwater fish, Gadopsis marmoratus.

Verb

1. 1
   To go fishing for blackfish.
2. 2
   To adopt signifiers of black identity (for example, by darkening the skin, or wearing traditionally black hairstyles).