DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   DoJ
       n 1: the United States federal department responsible for
            enforcing federal laws (including the enforcement of all
            civil rights legislation); created in 1870 [syn:
            Department of Justice, Justice Department, Justice,
            DoJ]