1. One who, or that which, pricks; a pointed instrument; a sharp point; a prickle.
2. One who spurs forward; a light horseman. The prickers, who rode foremost, . . . Halted. (Sir W. Scott)
3. A priming wire; a priming needle, used in blasting and gunnery.
4. A small marline spike having generally a wooden handle, used in sailmaking.