pējĕro, or, in the orig. form, perjūro (Vulg. Lev. 19, 12; id. Matt. 5, 33), and per-jĕro (Plaut. Trin. 1, 1, 9; id. Truc. 1, 1, 9), āvi, ātum, 1, v. n. [per-iuro], to swear falsely, to forswear or perjure one's self.
I Lit.: non enim falsum jurare pejerare (al. perjurare) est, sed quod ex animi tui sententiā juraris, sicut verbis concipitur more nostro, id non facere perjurium est, Cic. Off. 3, 29, 108; cf.: illum verbis conceptis pejerasse, id. Clu. 48, 134; Plaut. As. 3, 2, 16; Quint. 5, 11, 13: 5, 6, 2; Cic. Rosc. Com. 16, 46: qui facile ac palam mentitur, pejerabit, Quint. 5, 10, 87: de aliquā re, Mart. 7, 20, 6: hic putat esse deos, et pejerat, Juv. 13, 91: per consulatum pejerat Vatinius, by the consulship , Cat. 52, 3.—With acc.: Stygias qui pejerat undas, by the waters of the Styx , Luc. 6, 749; cf.: alii in ipso Capitolio fallunt ac fulminantem perjurant Jovem, Plin. 2, 7, 5, § 21 Sillig N. cr. —Poet.: bel. lum pejerans, oath-breaking , treaty-breaking war , Stat. S. 4, 3, 4.—
β Poet. in part. perf. pass.: jus pejeratum, a false oath (analog. to jus jurandum), Hor. C. 2, 8, 1: et perjuratos in mea damna deos, offended by perjury , Ov. Am. 3, 11, 22.—
II Transf., in gen., to lie (Plautin.): perge: optime hercle perjuras, Plaut. Poen. 2, 34: da pignus, ni nune perjures, id. ib. 5, 4, 72; id. Merc. 3, 1, 42.