Iron agricultural tool.

But all the Israelites went down to the Philistines, to sharpen every man his share, and his COULTER, and his ax, and his mattock. ( 1 Samuel 1:1 Hosea 13:20 )

Source: A King James Dictionary. (Used with permission. Copyright © Philip P. Kapusta)

Bibliography Information

"Entry for 'Coulter'". A King James Dictionary.