Synonyms for gizmo

Noun

1. dohickey, dojigger, doodad, doohickey, gimmick, hickey, gizmo, gismo, gubbins, thingamabob, thingumabob, thingmabob, thingamajig, thingumajig, thingmajig, thingummy, whatchamacallit, stuff, whatsis, sundry, sundries

usage: something whose name is either forgotten or not known

2. appliance, contraption, contrivance, convenience, gadget, gizmo, gismo, widget, device

usage: a device that is very useful for a particular job