The term 'SUGAR, LUMP OF' can be solved in a crossword puzzle with the answers CUBE and LOAF. Sugar is a sweet crystalline substance that is obtained from various plants and used as a flavoring and preservative. It comes in many forms, including cubes and loaves. Cubes of sugar are small, solid blocks of sugar that are often used to sweeten beverages or to decorate cakes and other desserts. Loaves of sugar are larger, more solid blocks of sugar that are often used for baking.