a solid emulsion of fat globules, air, and water made by churning milk or cream and used as food. 2 : a buttery substance: such as. a : any of various fatty oils remaining nearly solid at ordinary temperatures. b : a creamy food spread especially : one made of ground roasted nuts peanut butter. 3 : flattery.

Butter, a yellow-to-white solid emulsion of fat globules, water, and inorganic salts produced by churning the cream from cows’ milk. Butter has long been used as a spread and as a cooking fat. It is an important edible fat in northern Europe, North America, and other places where cattle are the primary dairy animals.