Noun fluid ounce has 2 senses
- fluidounce, fluid ounce - a British imperial unit of capacity or volume (liquid or dry) equal to 8 fluid drams or 28.416 cubic centimeters (1.734 cubic inches)
--1 is a kind of British capacity unit, Imperial capacity unit
--1 is a part of gill
--1 has parts: fluidram, fluid dram, fluid drachm, drachm
- fluidounce, fluid ounce - a United States unit of capacity or volume equal to 1.804 cubic inches
--2 is a kind of United States liquid unit
--2 is a part of gill
--2 has parts: fluidram, fluid dram, fluid drachm, drachm
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