(adj) departing or being caused to depart from the true vertical or horizontal, Syn. canted, tilted, tipped, leaning, Example:the leaning tower of Pisa; the headstones were tilted
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
adv. [ Pref. a- + tilt. ] 1. In the manner of a tilter; in the position, or with the action, of one making a thrust. “To run atilt at men.” Hudibras. [ 1913 Webster ]
2. In the position of a cask tilted, or with one end raised. [ In this sense sometimes used as an adjective. ] [ 1913 Webster ]
Abroach, atilt, and run Even to the lees of honor. Beau. & Fl. [ 1913 Webster ]