GISMO
Definition
- noun something unspecified whose name is either forgotten or not known. — synonyms: doodad, doohickey, doojigger, gimmick, gizmo, gubbins, thingamabob, thingumabob
- noun a device or control that is very useful for a particular job. — synonyms: appliance, contraption, contrivance, convenience, gadget, gizmo, widget