Obs. [f. JACK sb.1 7 + SMITH.] A maker of roasting-jacks.
1678. Lond. Gaz., No. 1280/4. Next door to the Jack Smiths in Philpot Lane, London.
1723. Lond. Gaz., No. 6196/7. Ralph Simson, Jacksmith.
1800. Malone, in Drydens Works (1808), XVIII. 127, note. The celebraled watchmaker [Mr. Tompion] who was originally a jacksmith.