fluid ounce
noun /ˌfluːɪd ˈaʊns/
/ˌfluːɪd ˈaʊns/
(abbreviation fl oz)
- a unit for measuring liquids, equal to 0.028 of a litre in the UK and some other countries, and 0.03 of a litre in the US. There are 20 fluid ounces in a British pint and 16 in an American pint.Topics Maths and measurementc2