The Collaborative International Dictionary of English v.0.48:

Fuero \Fu*e"ro\, n. [Sp., fr. L. forum.] (Sp. Law)
   (a) A code; a charter; a grant of privileges.
   (b) A custom having the force of law.
   (c) A declaration by a magistrate.
   (d) A place where justice is administered.
   (e) The jurisdiction of a tribunal. --Burrill.
       [1913 Webster]