A small solid mass is commonly referred to as a LUMP. It is an object that is solid and has a relatively small size. It can be made of a variety of materials, such as metal, plastic, or stone. Lumps can also be found in food, such as nuts, grains, and fruits. They can also be found in liquids, such as oil or water. Lumps can be used for a variety of purposes, such as decoration, storage, or even as a form of currency.