Lewis Short
(v. n.P. a.) : vĭo, āre, v. n.via
* To go, travel (postAug. and very rare; cf.: vio pro eo infelicius fictum,Quint. 8, 6, 33): legati intenti ad viandum,Amm. 20, 9, 1: iter viandi multifidum,Prud. adv. Symm. 2, 772: vians maritus,travelling about,App. M. 10, p. 240; 6, p. 184; Flor. 1 init.; Sol. 29 fin.; Vulg. 1 Reg. 24, 4.—P. a. as subst.: vĭantes, ium, m., travellers: viantibus opportunae viae,Amm. 15, 10, 2.
Charlton T. Lewis, Charles Short, A Latin Dictionary