dingus

dingus

noun

Definition of DINGUS

a small article the actual name of which one either does not know or cannot remember <it seems to be missing some little dingus that holds everything in place>

Synonyms dingus, doohickey, hickey, thingamabob, thingamajig (or thingumajig), thingummy, whatchamacallit, whatnot, whatsit (also whatsis or what-is-it)