1. plural of barrelful; the quantity that a barrel can hold
Usage: countable noun; standard plural form

Examples

• The winery produced several barrelfuls of wine last season.
• We collected barrelfuls of rainwater for the garden.
• The brewery stored barrelfuls of aged beer in the cellar.
• Three barrelfuls of oil were delivered to the factory.
• The farmer filled multiple barrelfuls with fresh cider.