Blueback
Pronunciation : Blue"back`, n. (Zo?l.) (a) A trout (Salmo oquassa) inhabiting some of the lakes of Maine. (b) A salmon (Oncorhynchus nerka) of the Columbia River and northward. (c) An American river herring (Clupea ?stivalis)
Part of Speech : closely
Definition :
allied to the alewife.
Source : Webster's Unabridged Dictionary, 1913