prae-dūrus, a, um, adj., very hard (not in Cic. or Caes.).
I Lit.: faba praedura, Plin. 18, 12, 30, § 121: radices, id. 26, 8, 29, § 46: caput, id. 9, 29, 46, § 85; cf. Quint. 11, 3, 69: corium, Tac. H. 1, 79: dens, Mart. 13, 66 (al. perjurus).—
B Transf., very strong : homo praedurus viribus, Verg. A. 10, 748: corpora, id. G. 2, 531: tempora, Ov. M. 12, 349.—
II Trop., very hard or difficult , very harsh , etc.: aetas, i. e. hardy (opp. tenera), Col. 6, 2, 1: labor, Val. Fl. 1, 235: sunt quidam praeduri oris, i. e. very impudent , Quint. 6, 4, 11: verba, very harsh , id. 1, 6, 26.
IV —Hence, praedurē , adv., very hardy , Avien. Pr. Mar. 488.