weight. A measure of heaviness; a measure of the quantity of matter. [Cases: Weights and Measures  3. C.J.S. Weights and Measures § 3.] gross weight.The total weight of a thing, including its contents and any packaging.

net weight.The total weight of a thing, after deducting its container, its wrapping, and any other extraneous matter. — Sometimes shortened to net. — Also termed neat weight.
[Blacks Law 8th]