What is the meaning of Ounce?

An avoirdupois ounce, weighing 16 of an avoirdupois pound, or 28.349523125 grams.

A troy ounce, weighing 12 of a troy pound, or 480 grains, or 31.1034768 grams.

A US fluid ounce, with a volume of 16 of a US pint, 1.804688 cubic inches or 29.5735295625 millilitres.

A British imperial fluid ounce, with a volume of 20 of an imperial pint, 1.733871 cubic inches or 28.4130625 millilitres.

Any small amount, a little bit.

A large wild feline, such as a lynx or cougar.

Synonym of snow leopard, Panthera uncia.

Synonym of onza, a particularly aggressive cougar or jaguarundi in Mexican folklore.

An ounce (unit with much variation, but generally equivalent to 1/12 or 1/16 of a pound)

A shekel (ancient measure of weight)

A minuscule or insignificant amount or quantity.

An eight-minute unit for measuring time.

A three-inch unit for measuring length.

an avoirdupois ounce

an avoirdupois ounce

Source: wiktionary.org