Lewis Short
(adverb) : īmĭtus, imus
* At or from the bottom, = funditus (post-class.): fontes imitus ignes eructare,Gell. 17, 10, 13; 2, 20, 4: terra dehiscente imitus,App. M. 9, p. 233; Cassiod. Var. 3, 47.
Charlton T. Lewis, Charles Short, A Latin Dictionary