Gadget
WordNet
noun
(1) A device or control that is very useful for a particular job
WiktionaryText
Noun
- any device or machine, especially one whose name cannot be recalled;
- a clever device designed for a specific practical use:
- He bought a neat new gadget for shredding potatoes.
- a complicated or awkward device:
- That's quite a lot of gadgets you have collected. Do you use any of them?