\Coul"ter\ (k[=o]l"t[~e]r), n. Same as {Colter}.
(1 Sam. 13:20, 21), an agricultural instrument, elsewhere called "ploughshare" (Isa. 2:4; Micah 4:3; Joel 3:10). It was the facing-piece of a plough, analogous to the modern coulter.