A female of the black grouse, Lyrurus tetrix. / (historical) A large stone bottle for liquor.

The championship game of the Canadian Football League (CFL) played annually in late November between two teams, one each in the West and East Divisions. / The trophy given to the CFL champion each year.

Melaniparus afer, a small bird of the tit family Paridae

An alloy of gold with palladium, or (as a cheaper alternative) with silver, manganese, and copper in specific ratios.

(colour) A bluish shade of grey, similar to cadet blue.

greater rhea

plural of grey rhea

Synonym of eigengrau

Motacilla cinerea, a small passerine bird in the family Motacillidae

(idiomatic) Brains; a person's ability to think. Especially referring to intelligence.