Lewis & Short

vĕrēdārĭus, ii, m. [veredus], a postboy, courier (late Lat.), Sid. Ep. 5, 7 med.; Vulg. Esth. 8, 10; Firm. Math. 3, 13 fin.; Paul. Nol. Ep. 9.
Comically, of a priest eager for gossip, Hier. Ep. 22, 28.