chiseln.[OF. chisel, F. ciseau, fr. LL. cisellus, prob. for caesellus, fr. L. caesus, p. p. of caedere to cut. Cf. Scissors.] A tool with a cutting edge on one end of a metal blade, used in dressing, shaping, or working in timber, stone, metal, etc.; -- usually driven by a mallet or hammer.()Cold chisel. See under Cold, a.()v. t.[Cf. F. ciseler.]1. To cut, pare, gouge, or engrave with a chisel; as, to chisel a block of marble into a statue.()2. To cut close, as in a bargain; to cheat.()n.1. a person who swindles you by means of deception or fraud.()