how many ounces in cup of water?
 1 Cup [US] = 8 Ounces [Fluid, US] 1 Cup [Metric] = 8.8 Ounces [Fluid, UK] 1 Cup [Imperial] = 10 Ounces [Fluid, Imperial] 1 Cup [Canadian] = 7.686 Ounces [Fluid, US] 1 Cup [Canadian] = 8 Ounces [Fluid, Imperial] 