I.not to be trusted, unsafe, faithless, treacherous, false (class.): “quos fidos amicos habuisset, quos infidos,” Cic. Lael. 15, 53: “nihil stabile quod infidum est,” id. ib. 18, 65: “gentes,” id. Prov. Cons. 13, 33; cf.: “civitas Rhodiorum,” Sall. C. 51, 5: “genus Numidarum,” id. J. 46, 3: “scurra,” Hor. Ep. 1, 18, 4: “societas regni,” Liv. 1, 14: “pax,” id. 9, 45: “promissa,” Val. Fl. 2, 578: “mare,” Lucr. 2, 557; cf. Verg. G. 1, 254. — With dat.: “istis infidus,” Sall. H. Fragm. 1, 48, 15 Dietsch.—With ad and acc.: “gens ut segnis ad pericula, ita infida ad occasiones,” Tac. A. 14, 23.— Comp., sup., and adv. seem not to occur.
in-fīdus , a, um, adj.,