DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   back end
       n 1: the side of an object that is opposite its front; "his room
            was toward the rear of the hotel" [syn: rear, backside,
            back end] [ant: forepart, front, front end]