U.S. and Colon. colloq. [f. TONE sb. + -Y.] Having a high or fashionable tone; high-toned, stylish; swell.
1886. Pall Mall G., 24 Sept., 5/1. Nevern-square, with its comfortable and, as the Americans have it, tony residences.
1895. S. R. Hole, Little Tour Amer., 270. Well, you see, it is so toney.
1901. H. Lawson, in Blackw. Mag., April, 478/1. The furniture looked as if it had belonged to a tony homestead at one time.