Look up ounce in Wiktionary, the free dictionary.
An ounce is any of several units of mass
Ounce may also be:
- Ounce-force, a unit of force, one sixteenth of a pound-force
- Fluid ounce, any of several units of volume
- Ounce, alternative name for the snow leopard
- Ounce, in heraldry the same feline as the leopard (heraldry)
- Ounce (roman coin)