Definition of "gallon"
- noun
A unit of volume, equivalent to eight pints.
Exactly 4.54609 liters; an imperial gallon.
231 cubic inches or approximately 3.785 liters for liquids (a "U.S. liquid gallon").
One-eighth of a U.S. bushel or approximately 4.405 liters for dry goods (a "U.S. dry gallon").
A large quantity (of any liquid).
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