The Collaborative International Dictionary of English v.0.48:

Berth \Berth\ (b[~e]rth), n. [From the root of bear to produce,
   like birth nativity. See Birth.] [Also written birth.]
   [1913 Webster]
   1. (Naut.)
      (a) Convenient sea room.
      (b) A room in which a number of the officers or ship's
          company mess and reside.
      (c) The place where a ship lies when she is at anchor, or
          at a wharf.
          [1913 Webster]

   2. An allotted place; an appointment; situation or
      employment. "He has a good berth." --Totten.
      [1913 Webster]

   3. A place in a ship to sleep in; a long box or shelf on the
      side of a cabin or stateroom, or of a railway car, for
      sleeping in.
      [1913 Webster]

   Berth deck, the deck next below the lower gun deck. --Ham.
      Nav. Encyc.

   To give (the land or any object) a wide berth, to keep at
      a distance from it.
      [1913 Webster]