Weights is a term used to describe the measurement of mass or heaviness of an object. The crossword solutions for this term are IRON (4 letters), TONS (4 letters), DRAMS (5 letters), Hefts (5 letters), and Onuses (6 letters). IRON is a type of metal that is often used to make tools and other objects. TONS is a unit of measurement that is equal to 2, 000 pounds. DRAMS is a unit of measurement that is equal to 1/16 of an ounce. Hefts is a term used to describe the weight of something. Onuses is a term used to describe the burden or responsibility of something.