n. [ Tom (see Tomboy) + cod: cf. F. tacaud whiting pout, American Indian tacaud, literally, plenty fish. ] (Zool.) (a) A small edible American fish (Microgadus tomcod) of the Codfish family, very abundant in autumn on the Atlantic coast of the Northen United States; -- called also frostfish. See Illust. under Frostfish. (b) The kingfish. See Kingfish (a). (c) The jack. See 2d Jack, 8. (c). [ 1913 Webster ]