1. (

• catch ,
• gimmick

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

2. (

• doodad ,
• doohickey ,
• doojigger ,
• gimmick ,
• gizmo ,
• gismo ,
• gubbins ,
• thingamabob ,
• thingumabob ,
• thingmabob ,
• thingamajig ,
• thingumajig ,
• thingmajig ,
• thingummy ,
• whatchamacallit ,
• whatchamacallum ,
• whatsis ,
• widget ,

) 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" ;

3. (

• device ,
• gimmick ,
• twist ,

) 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" ;