COLTER
- a cutting tool (as a knife or sharp disc) that is attached to the beam of a plow, makes a vertical cut in the surface, and permits clean separation and effective covering of the soil and materials being turned under
- sharp blade or wheel attached to the beam of a plow, used to cut the ground in advance of the plowshare
- a blade on a plow, also COULTER [n -S]
- a blade on a plow [n COLTERS]