The term 'HANDY GADGET' can be broken down into two crossword solutions: TOOL (4 letters). A TOOL is an object used to perform a task or job. It is usually a physical item that can be held in the hand, such as a hammer, saw, or screwdriver. A gadget is a small device or machine that performs a specific task. It is often a technological item, such as a smartphone, laptop, or tablet. Therefore, a handy gadget is a small device or machine that is easy to use and can help with a variety of tasks.