Milk \Milk\, v. t. [imp. & p. p. Milked; p. pr. & vb. n. Milking.]

1. To draw or press milk from the breasts or udder of, by the hand or mouth; to withdraw the milk of. ``Milking the kine.'' --Gay.

I have given suck, and know How tender 't is to love the babe that milks me. --Shak.

2. To draw from the breasts or udder; to extract, as milk; as, to milk wholesome milk from healthy cows.

3. To draw anything from, as if by milking; to compel to yield profit or advantage; to plunder. --Tyndale.

They [the lawyers] milk an unfortunate estate as regularly as a dairyman does his stock. --London Spectator.

To milk the street, to squeeze the smaller operators in stocks and extract a profit from them, by alternately raising and depressing prices within a short range; -- said of the large dealers. [Cant]

To milk a telegram, to use for one's own advantage the contents of a telegram belonging to another person. [Cant]

Source: Webster's Revised Unabridged Dictionary (1913)