1. (

• ounce ,
• troy_ounce ,
• apothecaries'_ounce

) a unit of apothecary weight equal to 480 grains or one twelfth of a troy pound ;

2. (

• ounce ,
• oz.

) a unit of weight equal to one sixteenth of a pound or 16 drams or 28.349 grams ;

3. (

• snow_leopard ,
• ounce ,
• Panthera_uncia

) large feline of upland central Asia having long thick whitish fur ;