The term 'Mints Holder' can be summarized by the crossword solution of 'TIN'. A TIN is a type of metal container that is often used to store mints, candies, and other small items. It is usually made of thin sheets of metal, such as aluminum or steel, and is often coated with a protective layer of paint or lacquer. The TIN is lightweight and durable, making it an ideal choice for storing items that need to be kept fresh.