Gadget (noun)

1. A small mechanical or electronic device or tool that has a particular function but is often thought of as a novelty.
2. A small, often hand-held, device or tool.
3. A device or tool that is new or unfamiliar and that may be difficult to use or understand.

Origin:

Gadget is a word of uncertain origin. it has been in use since the late 19th century and is probably a blend of the words gaff and jog. gaff meaning a hook and jog meaning a device or tool.

Examples:

1. The latest smartphone is a must-have gadget for tech enthusiasts.
2. The kitchen was filled with gadgets for making coffee, smoothies and more.
3. He loved to buy new gadgets, even if he never used them.
4. The new car had a lot of gadgets and buttons that the owner had to learn how to use.
5. The tiny gadget was able to perform many tasks, such as playing music and taking photos.