thingumajig
/ˈθɪŋəməˌdʒɪɡ/
noun
- A word used when you cannot remember or do not know the name of an object.
- She used a little thingumajig to open the watch.
- I can't find the thingumajig that connects the hose.
- What's that thingumajig on your desk called?
Synonyms