• A white fluid secreted by the mammary glands of female mammals for the nourishment of their young, consisting of minute globules of fat suspended in a solution of casein, albumin, milk sugar, and inorganic salts. • A kind of juice or sap, usually white in color, found in certain plants; latex. See Latex. • An emulsion made by bruising seeds; as, the milk of almonds, produced by pounding almonds with sugar and water. • The ripe, undischarged spat of an oyster. • To draw or press milk from the breasts or udder of, by the hand or mouth; to withdraw the milk of. • To draw from the breasts or udder; to extract, as milk; as, to milk wholesome milk from healthy cows. • To draw anything from, as if by milking; to compel to yield profit or advantage; to plunder. • To draw or to yield milk.