I.of three years, three years old: “filia, trima quae periit mihi,” Plaut. Rud. 3, 4, 39; cf.: “utrumne in pulvere, trimus, Quale prius ludas opus,” when a child of three years, Hor. S. 2, 3, 251: “vaccae,” Varr. R. R. 2, 5, 13: “vaccae aetatis trimae,” Pall. Mart. 11, 5: “equulus,” Varr. R. R. 2, 7, 13: “equa,” Hor. C. 3, 11, 9: “arbor,” Plin. 17, 11, 16, § 83: “semen,” id. 18, 24, 54, § 195: “calx,” id. 36, 23, 55, § 176.—In law: dies, a term of three years: “si ita sit legatum, heres meus Titio decem trimā die dato, utrum pensionibus an vero post triennium debeatur?” Dig. 33, 1, 3, § 5 sq.; cf. ib. prooem.; “hence: melius post trimum domatur equulus,” Varr. R. R. 2, 7, 13: “capri ante trimos minus utiliter generant,” Plin. 8, 50, 76, § 200.
trīmus , a, um, adj. tres,