n. (Zool.) The male of the European black grouse (Tetrao tetrix, Linn.); -- so called by sportsmen. The female is called gray hen. See Heath grouse. [ 1913 Webster ]
[くろらいちょう;クロライチョウ, kuroraichou ; kuroraichou](n) (uk) black grouse (Tetrao tetrix); blackcock (male black grouse); greyhen (female black grouse)[Add to Longdo]