Prick'er, n.

1Sense 1. That which pricks; a sharp point; a pointed instrument; a prickle.

2Sense 2. One who pricks or spurs forward; a light horseman.

The prickers, who rode foremost in the troop, halted. W. Scott.

3Sense 3. A thin rod of metal used for making a hole for the match in blasting.

4Sense 4. (Naut.) A small marline-spike, having generally a wooden handle, used in sail-making. Dana.