noun
- something whose name one cannot remember, does not know, or does not wish to mention
Usage: informal
Examples
- I need that little thingamajig that opens bottles.
- Where did you put the thingamajig for fixing the sink?
- This thingamajig is supposed to make cooking easier.
- Can you hand me that red thingamajig on the shelf?
- The mechanic said the thingamajig in the engine needs replacing.
- I bought this electronic thingamajig but I don’t know how it works.