n. [ Cf. Hunchback. ]
a. Having a humped back. [ 1913 Webster ]
. A small salmon (Oncorhynchus gorbuscha) which ascends the rivers of the Pacific coast from California to Alaska, and also on the Asiatic side. In the breeding season the male has a large dorsal hump and distorted jaws. [ Webster 1913 Suppl. ]
n. the humpback{ 3 }. [ PJC ]