"Dime sized" refers to an object or area that is approximately the same diameter as a U.S. dime, which is about 18 millimeters or 0.7 inches. This term is often used to describe small items, such as coins, buttons, or even blemishes on the skin. In various contexts, "dime sized" can help convey the scale of an object, making it easier for people to visualize its size. For example, a dime sized spot on a wall might indicate a small stain, while a dime sized piece of jewelry could refer to a delicate pendant or charm.