n. A breed of pigeons with a large crop. See pouter.n. A machine for facing cloth.n. A powerful hand-tool for cutting off bolts or iron rods.n. A plant which furnishes a crop: qualified by large or small, heavy or light, etc.n. One who raises a crop or crops on shares; one who cultivates land for its owner in consideration of part of the crop.n. A fall, as from horseback; especially, a fall in which the rider is thrown neck and crop over the horse's head; hence, failure in an undertaking.n. A small bed-and-platen printing-press invented by George P. Gordon (1858) of New York, but named from the machinist (H. S. Cropper) who introduced it into Great Britain.