n. A mechanical device for grinding grain for food.n. A machine for grinding or pulverizing any solid substance.n. A machine which transforms raw material by a process other than grinding into forms fit for uses to which the raw material is unfitted.n. A machine which does its work by rotary motion, especially a lapidary wheel.n. A treadmill.n. A building in which grinding is done: often in composition: as, a flour-mill, water-mill, windmill, etc.n. In metal., any establishment in which metalliferous ores are treated in the moist way, as by stamping and amalgamating, by grinding in pans, or by similar methods.n. In calico-printing or bank-note engraving, a soft steel roller which receives under great pressure an impressed design in relief from a hardened steel engraved roll or die, and which is used in turn, after being hardened, to impart the design in intaglio to a calico-printing roll or note-printing plate.n. n. A kind of screw-press introduced during the reign of Elizabeth into England from France, and designed to supersede the manufacture of gold coins by the primitive method of striking dies with a hammer.n. In mining, a passage or opening left for sending down stuff from the stopes to the level beneath.n. To grind in a mill; grind; reduce to fine particles or to small pieces by grinding or other means. See milling.To subject to the mechanical operations carried on in a mill, as a saw-mill or planing-mill; shape or finish by machinery.To cut (metal) with a milling-tool in a milling-machine.To turn or upset the edge of (a coin) so as to produce a marginal ridge or flange on both sides, upon which, when laid flat, the coin rests, thus protecting the design which is inside of the flange from wear, and enabling the coins to lie firmly when piled together one upon another.To flute the edge of, as of a coin, or of any flat piece of metal, as the head of a milled screw or the rim of a metal box-cover, to afford a hold for the fingers.To tumble (leather) in a hollow revolving cylinder in contact with oil or any ameliorating or tanning liquid, whereby the liquid is worked into all parts of the leather.To throw, as undyed silk.To thicken by fulling; full (cloth), as in a fulling-mill.To yield, in the process of grinding or milling.To beat severely with the fists; fight.To cause to froth: as, to mill chocolate.To move in a circular direction around a central point or object in a purposeless manner: said of cattle in herding on the plains.To turn suddenly and change its course: said of a whale: as, the whale milled, and ran to leeward.n. One thousandth part of anything; especially, in the monetary system of the United States, one thousandth of a dollar, or one tenth of a cent.n. Millet.To steal.n. In leather manufacturing, an arrangement consisting of one or two large stone rollers which revolve vertically in a pit.n. The raised or ridged edge or flange made in milling, stamping, rolling, or pressing anything, as a coin or a screw.n. The entire plant for producing merchant bars and shapes, including the buildings, boilers, engines, mills, and accessories.In sugar manufacturing, to pass (sugarcane) through a cane-mill. See sugar-mill.