BLACK-CHALK, noun A mineral of a bluish black color, of a slaty texture, and soiling the fingers when handled; a variety of argillaceous slate. BLACK'-COCK, noun [black and cock.] A fowl, called also black-grous and black-game, the Tetrao tetrix of Linne. BLACK'-EAGLE, noun [black and eagle.] In Scotland, a name given to the Falco fulvus, the white tailed eagle of Edwards. BLACK'-EARTH, noun Mold; earth of a dark color.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI