I.of or belonging to new wine or must, like must.
I. Lit.: “mala, quae antea mustea vocabant, nunc melimela appellant,” must-apples, Cato, R. R. 7, 3: “mala,” Plin. 15, 14, 15, § 51: “fructus,” Col. 9, 15, 13.—
II. Transf., young, new, fresh (post-Aug.): “musteus caseus,” Plin. 11, 42, 97, § 240: “piper,” id. 12, 7, 14, § 29: “liber,” Plin. Ep. 8, 21, 6.