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Definition of “ounce” - English Dictionary

"ounce" in American English

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ouncenoun [C]

 us   /ɑʊns/ (abbreviation oz.)
  • ounce noun [C] (WEIGHT)

a unit of measurement of weight equal to 1/16 pound or 28 grams
An ounce is also a very small amount: If he’s got an ounce of common sense, he’ll realize that this project is bound to fail.
  • ounce noun [C] (VOLUME)

a fluid ounce
(Definition of ounce from the Cambridge Academic Content Dictionary © Cambridge University Press)







"ounce" in British English

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ouncenoun

uk   /aʊns/  us   /aʊns/
C1 [C] (written abbreviation oz) a unit of weight equal to approximately 28 grams: There are 16 ounces in one pound. a twelve-oz pack of bacon
C2 [S] informal a very small amount: She can eat as much as she wants and she never puts on an ounce (= her weight does not increase). If he has an ounce of common sense, he'll realize that this project is bound to fail.

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(Definition of ounce from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"ounce" in Business English

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ouncenoun [C]

uk   us   /aʊns/ ( written abbreviation oz)
[C] MEASURES a unit of weight equal to 28.35 grams: There are 16 ounces in one pound. a 12-oz can of cola
(Definition of ounce from the Cambridge Business English Dictionary © Cambridge University Press)
What is the pronunciation of ounce?
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