thingamajig

/ˈθɪŋəməˌdʒɪɡ/
noun
  1. A word used when you cannot remember or do not know the name of an object.
    • The mechanic used a thingamajig to loosen the bolt.
    • She pointed to a thingamajig on the dashboard.
    • I need that thingamajig to open this bottle.
What does "thingamajig" mean? | whatsthatwordmean | whatsthatwordmean