Cropper

Webster's Dictionary of the English Language

·noun One that crops.

II. Cropper ·noun A variety of pigeon with a large crop; a pouter.

III. Cropper ·noun A machine for cropping, as for shearing off bolts or rod iron, or for facing cloth.

IV. Cropper ·noun A fall on one's head when riding at full speed, as in hunting; hence, a sudden failure or collapse.