[ad. S. African Du. kor- or knorhaan, f. kor-, knor-, an imitation of the birds cry (cf. Du. korren to coo, knorren to grumble, snarl) + haan cock. (In Holland korhaan is the woodcock; cf. Ger. kurrhahn heathcock.)] The name given to certain species of South African bustards, of genus Eupodotes, esp. E. afra.
1775. Masson, in Phil. Trans., LXVI. 317. The fields abounded also with korhaans (a kind of bustard).
1819. Stephens, Gen. Zool., XI. 451. [Otis afra] Native of the country north of the Cape of Good Hope, where it is called Korhane, or Knorhaan, from its cry.
1850. R. G. Cumming, Hunters Life S. Afr. (ed. 2), I. 49. I saw and shot the black koran, an excellent game-bird, allied to the bustards, so abundant throughout South Africa.
1880. P. Gillmore, On Duty, 106. I observed a new variety of koran on these flats a brown-coloured species.