Lewis Short
(adjective) : bĭjŭgus, a, um (contr. form bīgus, Manil. 5, 3; cf. also bĭjŭgis, e), id.
* Yoked two together (poet.): leones,Lucr. 2, 602; Verg. A. 10, 253: equi,Mart. 1, 13, 8: serpentes,Val. Fl. 7, 218: currus,drawn by two horses,Lucr. 5, 1299: temo,Stat. Th. 2, 723: certamen = bigarum, the contest with the bigae, Verg. A. 5, 144.
* Subst.: bĭ-jŭgi, ōrum, m. (sc. equi), two horses yoked abreast: telo Admonuit bijugos,Verg. A. 10, 587; 10, 399: desiluit Turnus bijugis,i. e. from his chariot drawn by two horses,id. ib. 10, 453.
Charlton T. Lewis, Charles Short, A Latin Dictionary