n. One who burnishes or polishes.n. A tool of various shapes and material, but commonly with a smooth, slightly convex head, used for polishing in various processes and operations, as in porcelain-painting, dentistry, etc.n. An instrument of tempered steel, with slightly curved polished sides and rounded point, used by etchers and line-engravers to remove roughnesses, scratches, and stains from the surface of a metal plate.n. In shoemaking, a polishing-machine which holds the shoe firmly while a heated steel tool is pressed with force against the heel or sole, previously moistened with a preparation of varnish.