/but"euhr skoch'/ , n.
1. a flavor produced in puddings, frostings, ice cream, etc., by combining brown sugar, vanilla extract, and butter with other ingredients.
2. a hard, brittle taffy made with butter, brown sugar, etc.
3. a golden brown color.
adj.
4. having the flavor of butterscotch.
[ 1850-55; earlier also butterscot; the 2d element of the compound is unexplained ]