To give food to; supply with nourishment.To supply; fill the requirements of; furnish material to for consumption, use, or means of operation; provide with whatever is necessary to the development, maintenance, or working of: as, canals are fed by streams and ponds; to feed a fire, a steam-engine, or a threshing-machine; to feed a lathe (by applying to the chisel the object to be turned); vanity is fed by flattery.To graze; cause to be cropped by feeding, as herbage by cattle.To supply for food, consumption, or operation: as, to feed out beets to cattle; to feed water to an engine; to feed work (something to be operated on) to a lathe or other machine.To entertain; amuse.To take food; eat.To subsist; use something for sustenance or support: with on or upon.To grow fat.n. Food, properly for domestic or other animals; that which is eaten by a domestic animal; provender; fodder.n. Pasture-ground: grazing-land.n. A meal, or the act of eating.n. A certain allowance of provender given: as, a feed of corn or oats.n. In mech.:n. The motion or advance of any material which is being fed to a machine, as of cloth to the needle of a sewing-machine.n. The material upon which a machine operates, as the grain running into a grinding-mill.n. The advance of a cutting-tool, as the cutter of a planer, or the chisel of a lathe, upon or into the material to be cut.n. n. Same as food, n., 4.n. The amount of water needed in a canal-lock to allow of the passage of a boat.n. In stone-sawing, sand and water employed to assist the saw-blade in cutting.n. Synonyms Feed, Food, Fodder, Provender, Forage. Feed for animals, especially animals kept for work or fattening for the market; food for human beings and the smaller animals, household pets, etc.; fodder, dry or green feed for animals, but not pasturage; provender, dry feed. Forage is rarely used except for fodder furnished for horses in an army, generally by foraging. Food is also a general word for that which supplies nourishment to any organized body.In founding, to supply extra metal to (a thick, heavy casting) while it is setting.