I.adj., young, new, fresh (as adj. only ante-class.): agna, Cato ap. Prisc. 711 P.: “vinum,” id. R. R. 115.—
II. Subst.: mustum , i, n., new or unfermented wine, must, Cato, R. R. 120: “dulce,” Verg. G. 1, 295: “novum,” Plin. Ep. 9, 16, 2: “linire victuro dolia musto,” Juv. 9, 58.—Plur., of the different kinds of must, Plin. 14, 20, 25, § 125 al.—Poet. in plur.: musta , ōrum, vintages, i. e. autumns: “tercentum musta videre,” Ov. M. 14, 146.—Trop.: “quasi de musto ac lacu fervidam orationem fugiendam,” Cic. Brut. 83, 288.—
B. Transf., of oil: olei musta, new oil (al. olei, quam musta), Plin. 15, 1, 2, § 5.