Source : Webster's Revised Unabridged Dictionary (1913)

Tilt \Tilt\, n. [OE. telt (perhaps from the Danish), teld, AS.
   teld, geteld; akin to OD. telde, G. zelt, Icel. tjald, Sw.
   t["a]lt, tj["a]ll, Dan. telt, and ASThe beteldan to cover.]
   1. A covering overhead; especially, a tent. --Denham.

   2. The cloth covering of a cart or a wagon.

   3. (Naut.) A cloth cover of a boat; a small canopy or awning
      extended over the sternsheets of a boat.

   {Tilt boat} (Naut.), a boat covered with canvas or other
      cloth.

   {Tilt roof} (Arch.), a round-headed roof, like the canopy of
      a wagon.