Definition of: whitefish

(hwīt′fish′) noun plural ·fish or ·fish·es
1. A salmonoid food fish (genus Coregonus) of North America, living mostly in lakes and having teeth minute or absent.
2. One of various other species of fish, as the menhaden, the European whiting, or the silver salmon (Oncorhynchus kisutch).
3. A tropical marine food fish of California (Caulolatilus princeps).
4. The young of the bluefish.
5. The beluga.