Chaser

·noun One who chases or engraves. ·see 5th Chase, and Enchase.

II. Chaser ·noun One who or that which chases; a pursuer; a driver; a hunter.

III. Chaser ·noun ·same·as Chase gun, ·esp. in terms bow chaser and stern chaser. ·see under Bow, Stern.

IV. Chaser ·noun A tool with several points, used for cutting or finishing screw threads, either external or internal, on work revolving in a lathe.