round whitefish Word Origin noun
- a whitefish, Prosopium cylindraceum, found in northern North America and Siberia, having silvery sides and a dark bronze back.
Origin of round whitefish An Americanism dating back to 1880–85 Also called Menominee whitefish. Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019