DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Scauper \Scaup"er\, n. [Cf. Scalper.]
      A tool with a semicircular edge, -- used by engravers to
      clear away the spaces between the lines of an engraving.
      --Fairholt.
      [1913 Webster]