The Collaborative International Dictionary of English v.0.48:

Procurator \Proc"u*ra`tor\, n. [L.: cf. F. procurateur. See
   Procure, and cf. Proctor. ]
   [1913 Webster]
   1. (Law) One who manages another's affairs, either generally
      or in a special matter; an agent; a proctor. --Chaucer.
      Shak.
      [1913 Webster]

   2. (Rom. Antiq.) A governor of a province under the emperors;
      also, one who had charge of the imperial revenues in a
      province; as, the procurator of Judea.
      [1913 Webster]

   Procurator fiscal (Scots Law), public prosecutor, or
      district attorney.
      [1913 Webster]

WordNet (r) 3.0 (2006):

procurator
    n 1: a person authorized to act for another [syn: proxy,
         placeholder, procurator]
    2: (ancient Rome) someone employed by the Roman Emperor to
       manage finance and taxes