thingumajig

Noun

1.

thingumajig - something whose name is either forgotten or not known Synonyms: dohickey, dojigger, doodad, doohickey, gimmick, gismo, gizmo, gubbins, thingamabob, thingamajig, thingmabob, thingmajig, thingumabob, thingummy, hickey

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