1. plural of bottleful; the amount that a bottle can hold
Usage: countable noun; standard plural form

Examples

• She drank three bottlefuls of water during the hike.
• The recipe calls for two bottlefuls of olive oil.
• He collected several bottlefuls of seawater for the science experiment.
• The baby went through five bottlefuls of formula each day.
• We filled multiple bottlefuls from the spring to bring home.