The Meaning of thingumajig

• (noun) 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"

Synonyms

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