1. a spread or cooking fat made from vegetable oils or animal fats, used as a substitute for butter
Usage: also called margarine; common in cooking and baking

Examples

• She spread oleo on her toast instead of butter.
• The recipe calls for oleo or vegetable shortening.
• During the war, oleo was a common butter replacement.
• Many bakers prefer oleo for pie crusts because it creates a flakier texture.
• The store brand oleo costs less than real butter.