Source : Webster's Revised Unabridged Dictionary (1913)

Malison \Mal"i*son\, n. [OF. maleicon, L. maledictio. See
   {Malediction}, and cf. {Benison}.]
   Malediction; curse; execration. [Poetic]

         God's malison on his head who this gainsays. --Sir W.
                                                  Scott.