Lewis Short
ambŭlātor (noun M) : ambulo
* One that walks about, i.e.
* An idler, lounger: vilicus ne sit ambulator,Cato, R. R. 5, 2 (cf. id. ib. 5, 2: minus licebit ambulare); Col. 1, 8, 7.—*
* A pedlar, hawker: Transtiberinus,Mart. 1, 42 (not found elsewhere).
Charlton T. Lewis, Charles Short, A Latin Dictionary