What does whitefish mean?
• WHITEFISH (noun) The noun WHITEFISH has 3 senses: 1. any market fish–edible saltwater fish or shellfish–except herring 2. flesh of salmon- or trout-like cold-water fish of cold lakes of the northern hemisphere 3. silvery herring-like freshwater food fish of cold lakes of the northern hemisphere Familiarity information: WHITEFISH used as a noun is uncommon.