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]

The Collaborative International Dictionary of English v.0.48:

Berth \Berth\, v. t. [imp. & p. p. Berthed; p. pr. & vb. n.
   Berthing.]
   1. To give an anchorage to, or a place to lie at; to place in
      a berth; as, she was berthed stem to stern with the
      Adelaide.
      [1913 Webster]

   2. To allot or furnish berths to, on shipboard; as, to berth
      a ship's company. --Totten.
      [1913 Webster]

WordNet (r) 3.0 (2006):

berth
    n 1: a job in an organization; "he occupied a post in the
         treasury" [syn: position, post, berth, office,
         spot, billet, place, situation]
    2: a place where a craft can be made fast [syn: mooring,
       moorage, berth, slip]
    3: a bed on a ship or train; usually in tiers [syn: berth,
       bunk, built in bed]
    v 1: provide with a berth
    2: secure in or as if in a berth or dock; "tie up the boat"
       [syn: moor, berth, tie up]
    3: come into or dock at a wharf; "the big ship wharfed in the
       evening" [syn: moor, berth, wharf]