Synonyms and Antonyms of whatchamacallit

  1. a small article the actual name of which one either does not know or cannot remember <I need one of those whatchamacallits to connect the two patch cords> Synonyms dingus, doohickey, hickey, thingamabob, thingamajig (or thingumajig), thingummy, doodad, whatnot, whatsit (also whatsis or what-is-it)

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