DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Grievancer \Griev"an*cer\, n.
      One who occasions a grievance; one who gives ground for
      complaint. [Obs.]
      [1913 Webster]
            Petition . . . against the bishops as grand
            grievancers.                             --Fuller.
      Grieve