The Collaborative International Dictionary of English v.0.48:

Contraption \Con*trap"tion\, n.
   A contrivance; a new-fangled device; -- used scornfully.
   [Colloq. or Dial.] -- Con*trap"tious, a.

         We all remember some of the extraordinary contraptions
         which have been thus evolved and put upon the market.
                                                  --F. M. Ware.
   [Webster 1913 Suppl.]