butternut

noun6

1. •
   A North American walnut tree, Juglans cinerea.
2. •
   Butternut squash.

   • He made a delicious butternut soup.
3. •
   The nut of this walnut tree.
4. •
   The wood or bark of this walnut tree.
5. •
   A dye made from the fruit of this walnut tree.
6. •
   The souari nut.

noun2

1. •
   (US, no longer used) A Confederate Southerner, or somebody who supported southern rights and slavery

   • The Illinois troops delivered a volley that sent the butternuts scampering back across the field. — 1958
2. •
   (US, no longer used) Southern settlers of the Ohio river basin, who used dye from the butternut tree to colour their home-made clothing

   • Yankees took to calling the Borderlanders “butternuts”—a reference to the color of their crude homespun clothes. — 2011