buttermilk

but·ter·milk  (btr-mlk)

n.

1. The sour liquid that remains after the butterfat has been removed from whole milk or cream by churning.

2. A cultured sour milk made by adding certain microorganisms to sweet milk.

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buttermilk

Noun

the sourish liquid remaining after the butter has been separated from milk

Thesaurus

Noun

1.

buttermilk - residue from making butter from sour raw milk; or pasteurized milk curdled by adding a culture milk - a white nutritious liquid secreted by mammals and used as food by human beings