DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Advancer \Ad*van"cer\, n.
      1. One who advances; a promoter.
         [1913 Webster]
      2. A second branch of a buck's antler. --Howell.
         [1913 Webster]