ounce
/aʊns/ noun B2- An avoirdupois ounce, weighing ¹⁄₁₆ of an avoirdupois pound, or 28.349523125 grams.
- A troy ounce, weighing ¹⁄₁₂ of a troy pound, or 480 grains, or 31.1034768 grams.
- A US fluid ounce, with a volume of ¹⁄₁₆ of a US pint, 1.804688 cubic inches or 29.5735295625 millilitres.
- A British imperial fluid ounce, with a volume of ¹⁄₂₀ of an imperial pint, 1.733871 cubic inches or 28.4130625 millilitres.
- Any small amount, a little bit. · He didn't feel even an ounce of regret for his actions.
Plural ounces
From the library
Peter Blewett only by sight as a small, shrewish-faced woman without an ounce of superfluous flesh on her bones.
Dantès noticed that the captain of La Jeune Amélie had, as he neared the land, mounted two small culverins, which, without making much noise, can throw a four ounce ball a thousand paces or so.
He crossed the finish line in a state of near collapse, having expended every ounce of his available energy.
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