<p><strong>Noun</strong></p><ul><li>a person or thing that supplies food or feeds something.</li><li>a bin or boxlike device from which farm animals may eat, especially such a device designed to allow a number of chickens to feed simultaneously or to release a specific amount of feed at regular intervals.</li><li>a person or thing that takes food or nourishment.</li><li>a livestock animal that is fed an enriched diet to fatten it for market.</li><li>Compare stocker (def 2).</li><li>a person or device that feeds a machine, printing press, etc.</li><li>a tributary stream.</li><li>bird feeder.</li><li>feeder line.</li><li>feeder road.</li><li>Also Electricity: a conductor, or group of conductors, connecting primary equipment in an electric power system.</li><li>British: a baby's bib.</li><li>Theater Slang: straight man.</li></ul><p><strong>Adjective</strong></p><ul><li>being, functioning as, or serving as a feeder.</li><li>pertaining to livestock to be fattened for market.</li></ul>