Definitions for "Butternut"
An American tree (Juglans cinerea) of the Walnut family, and its edible fruit; -- so called from the oil contained in the latter. Sometimes called oil nut and white walnut.
The nut of the Caryocar butyrosum and Caryocar nuciferum, of S. America; -- called also Souari nut.
Confederate - pertaining to the color of some Confederate uniforms.
Butternut has light brown heartwood, which has been described as a "warm buttery tan." The sapwood is thin, usually about one inch wide, and is nearly white. The grain is generally straight, with a coarse, but soft texture. Butternut is soft and moderately light in weight.