Name for several small fishes. In U.S.: a. The frost-fish (FROST sb. 7 c); also, loosely, one of various small fishes confused with this. b. In California, the Jack-fish (Sebastodes paucispinis), a rock-fish. c. = KING-FISH d. In Great Britain: d. A young codfish.

1

1795.  J. Sullivan, Hist. Maine, 21. The people have tom cod, or what they call frost fish, smelts, and also alewives in great plenty.

2

1838.  Haliburton, Clockm., Ser. II. v. 65. [They] used to … catch herrin’ and tom cods, and such sort o’ fish.

3

1854.  Lowell, Leaves fr. Jrnl., Wks. 1890, I. 108. An old fisherman, browner than a tomcod.

4

1883.  Fisheries Exhib. Catal. (ed. 4), 174. Tom Cods, the young of Cod Fish.

5

1888.  Goode, Amer. Fishes, 123. The King-Fish,… also known as the ‘Tom-cod’ on the coast of Connecticut.

6