To cut by striking with a heavy sharp tool, such as an ax: chop wood. To shape or form by chopping: chop a hole in the ice. To cut into small pieces: chop onions; chop up meat. To curtail as if by chopping: chopped off his sentence midway; are going to chop expenses. Sports To hit or hit at with a short swift downward stroke. To make heavy, cutting strokes. Archaic To move roughly or suddenly. The act of chopping. A swift, short, cutting blow or stroke. Sports A short downward stroke. A piece that has been chopped off, especially a cut of meat, usually taken from the rib, shoulder, or loin and containing a bone. A short irregular motion of waves. An area of choppy water, as on an ocean. To change direction suddenly, as a ship in the wind. An official stamp or permit in the Far East. A mark stamped on goods or coins to indicate their identity or quality. Quality; class: first chop.