The word "nifty" is an informal adjective used to describe something that is particularly clever, stylish, or effective. It often conveys a sense of being skillful or well-designed, making it appealing or impressive in some way. It's a positive term frequently used to highlight the ingenuity or attractiveness of an object, idea, or solution.
The term "nifty" is believed to have originated in the late 19th century. It is derived from "nift," which means skillful or clever, and likely has roots in the dialectical term "nifty," which referred to someone who was quick and dexterous in their actions.