: a unit of liquid capacity equal to 231 cubic inches or four quarts see Weights and Measures Table
Examples of gallon in a Sentence
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The volume charge, calculated per 1,000 gallons, could increase from $6.10 to $6.50 per month.
—
Mason Rouser, Austin American Statesman, 10 July 2025
And put two gallons of dirt around it, and then sell it for $40, as if it's been in that pot all the time.
—Steve Bender, Southern Living, 9 July 2025
Since July 2021, when the formula produced a tax of 40.1 cents per gallon, the levy, overall, has grown by 8.8 cents.
—Keith M. Phaneuf, Hartford Courant, 8 July 2025
The state average was up $0.20 per gallon early in the week before easing down to $0.06 by the weekend, according to AAA – The Auto Club Group.
—Garfield Hylton, The Orlando Sentinel, 7 July 2025
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Mason Rouser, Austin American Statesman, 10 July 2025
And put two gallons of dirt around it, and then sell it for $40, as if it's been in that pot all the time.
—Steve Bender, Southern Living, 9 July 2025
Since July 2021, when the formula produced a tax of 40.1 cents per gallon, the levy, overall, has grown by 8.8 cents.
—Keith M. Phaneuf, Hartford Courant, 8 July 2025
The state average was up $0.20 per gallon early in the week before easing down to $0.06 by the weekend, according to AAA – The Auto Club Group.
—Garfield Hylton, The Orlando Sentinel, 7 July 2025
See All Example Sentences for gallon
Cite this Entry
“Gallon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gallon. Accessed 20 Jul. 2025.
Copy CitationKids Definition
Medical Definition
gallon
noun
gal·lon
ˈgal-ən 
1
: a United States unit of liquid capacity equal to four quarts or 231 cubic inches or 3.785 liters
2
: a British unit of liquid and dry capacity equal to four quarts or 277.42 cubic inches or 4.544 liters
called also imperial gallon
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