Mal'i·son noun [ Old French maleicon , Latin maledictio . See Malediction , and confer Benison .] Malediction; curse; execration. [ Poetic] « God's malison on his head who this gainsays.» Sir W. Scott. Found on http://www.encyclo.co.uk/webster/M/13
malison 1. A swearword, an obscenity, or a blasphemous oath; a malediction. 2. A malevolent appeal to a supernatural being for harm to come to someone or something, or the harm that is thought to result from this. Found on http://www.wordinfo.info/words/index/info/view_unit/2458/5