gimmick

Noun

• any clever maneuver
  • he would stoop to any device to win a point
    
  • it was a great sales gimmick
    
  • a cheap promotions gimmick for greedy businessmen
    

• something unspecified whose name is either forgotten or not known
  • she eased the ball-shaped doodad back into its socket
    
  • there may be some great new gizmo around the corner that you will want to use
    

• a drawback or difficulty that is not readily evident
  • it sounds good but what's the catch?
    

Related words

• Synonyms: 
  device , twist , doodad , doohickey , doojigger , gizmo , gismo , gubbins , thingamabob , thingumabob , thingmabob , thingamajig , thingumajig , catch