2. Axĭus, ii, m., = Ἄξιος, a river in Macedonia, now the Vardar, Liv. 39, 53, 15; 44, 26, 7 and 8; 45, 29, 7 sq.; cf. Mel. 2, 3, 1; Plin. 4, 10, 17, § 34.