I.to fly before or in advance (class.): “grues in tergo praevolantium colla et capita reponunt,” Cic. N. D. 2, 49, 125: “aquila velut dux viae praevolavit,” Tac. H. 1, 62 (but the correct read., Plaut. Mil. 1, 1, 41, is praeolat, v. praeolo).
prae-vŏlo , āvi, 1, v. n.,