There are 2 definitions of ounce in English:

ounce1

Syllabification: ounce
Pronunciation: /ouns
 
/

noun

1 (abbreviation: oz) A unit of weight of one sixteenth of a pound avoirdupois (approximately 28 grams).
More example sentences
  • Most cohort members reported their offspring's birth weights in pounds and ounces.
  • For the cauliflower foam: Melt two and one-half ounces of the butter in a saucepan until foaming.
  • For the mushroom rillettes, in a medium saucepan, melt four ounces of butter over medium heat.
1.1A unit of one twelfth of a pound troy or apothecaries' measure, equal to 480 grains (approximately 31 grams).
More example sentences
  • I should say that troy ounces are a measure used only for precious metals.
  • That is an average grade of 2.35 troy ounces per ton!
  • Large masses of native gold - up to many hundreds of troy ounces - have been encountered during mining.
2A very small amount of something: Robin summoned up every ounce of strength
More example sentences
  • The crew recites the dialogue by heart and mimics the actors without an ounce of embarrassment.
  • But if the commentor is right, it would be an even more ridiculous point to make - pure smear, without an ounce of journalistic content.
  • The tiny hotel, technically a ‘restaurant with rooms’ as it has only five of them, is a haven of oak-beamed loveliness without an ounce of tweeness to spoil it.
Synonyms
3 short for fluid ounce.

Origin

Middle English: from Old French unce, from Latin uncia 'twelfth part (of a pound or foot)'; compare with inch1.

Definition of ounce in:

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There are 2 definitions of ounce in English:

ounce2

Syllabification: ounce
Pronunciation: /ouns
 
/

noun

Another term for snow leopard.

Origin

Middle English: from Old French once, earlier lonce (the l- being misinterpreted as the definite article), based on Latin lynx, lync- (see lynx).

Definition of ounce in: