I.to burn before, burn at the end or point (class. but not in Cic.); esp. freq. in part. perf.: “hasta praeusta,” Liv. 1, 32: “stipites ab summo praeacuti et praeusti,” Caes. B. G. 7, 73, 6; cf.: “multae praeustae sudes,” id. ib. 5, 40: “sudibus praeustis,” Verg. A. 7, 524: “praeusta et praeacuta materia,” Caes. B. G. 7, 22 fin.: “tela,” hardened in the fire, Tac. A. 2, 14.—
II. In gen., to scorch, parch, wither: “ne (uvae) praeurantur,” Col. Arb. 11, 2 (dub.; al. perurantur).—
