- a product obtained from beef fat and consisting chiefly of a mixture of olein and palmitin, used for making butterlike foods.
Origin of oleo oil
An Americanism dating back to 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- an oil extracted from beef fat, consisting mainly of a mixture of olein and palmitin. It is used in the manufacture of margarine