DuckCorp Dico

Found one definition

1.                 From The Collaborative International Dictionary of English v.0.48:
                   
   
   
                   
                     
   Mallet \Mal"let\, n. [F. maillet, dim. of mail. See Mall a
      beetle.]
      A small maul with a short handle, -- used esp. for driving a
      tool, as a chisel or the like; also, a light beetle with a
      long handle, -- used in playing croquet.
      [1913 Webster]