I.iron-rust (syn.: aerugo, rubigo).
I. Prop., Plin. 23, 8, 79, § 151.—
B. Transf., the color of iron-rust, a darkred, dark-chestnut, a dusky color: “nuclei vestiti aliā ferruginis tunicā,” Plin. 15, 10, 9, § 35; also sea-green: “viridis ferrugine barba,” Ov. M. 13, 960: “excutit obscurā tinctas ferrugine habenas,” id. ib. 5, 404; “15, 789: sol caput obscurā nitidum ferrugine texit,” gloom, Verg. G. 1, 467: “maesta obtenta Ditis ferrugine regna,” id. Cul. 273: “pectus manu ferrugine tincta Tangit,” Ov. M. 2, 798: “pictus acu chlamydem et ferrugine clarus Hiberā,” purple, Verg. A. 9, 582; cf.: “peregrinā ferrugine clarus et ostro,” id. ib. 11, 772: “violas ferrugine pingit,” Claud. Rapt. Pros. 2, 93.—*
II. Trop., envy (cf. aerugo): animusque mala ferrugine purus, Auct. Pan. ad Pis. 95.
