(intransitive) To become less heavy or obese.

Increase in weight, usually of a person or animal.

(sciences) A measure or unit to express an object's weight, which is directly proportional to its mass when the gravity is fixed (as commonly but imprecisely presumed on earth's surface.)

The weight of a living animal before it is slaughtered for meat; used for example as a pricing basis in selling cattle for meat.

plural of molecular weight

An average calculated after biasing values according to agreed weightings.

An arithmetic mean of values biased according to agreed weightings.

a system of units of weight/mass, mostly used for precious metals and gemstones, in which the pound contains 12 ounces which each contain 480 grains

(chemistry) The sum of the atomic weights of every atom in a molecule.

(weightlifting) A form of physical exercise using weights to increase the strength and size of muscles by using exercises specific for each muscle group.