one day
idiom
1
: at some time in the future
One day, it'll happen. You'll see.
People may one day be able to take vacations to the moon.
2
: on a day in the past
I went to her house one day and had lunch with her.
One day, we had a terrible argument.
Examples of one day in a Sentence
Recent Examples on the Web
Here’s to hoping one day weed will be legal in the majority of countries.
—
Lindsey Bartlett, Rolling Stone, 22 Nov. 2024
Gretzky’s dad told him that someone will break his record one day.
—Jessica Golden, CNBC, 21 Nov. 2024
India decided to play a two-day intra-squad match simulation, which included at times training for certain match scenarios and on one day saw batters remain at the crease even if they were dismissed.
—Tristan Lavalette, Forbes, 21 Nov. 2024
Evans said one day on set, Johnson went above and beyond.
—Taijuan Moorman, USA TODAY, 21 Nov. 2024
See all Example Sentences for one day 
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Lindsey Bartlett, Rolling Stone, 22 Nov. 2024
Gretzky’s dad told him that someone will break his record one day.
—Jessica Golden, CNBC, 21 Nov. 2024
India decided to play a two-day intra-squad match simulation, which included at times training for certain match scenarios and on one day saw batters remain at the crease even if they were dismissed.
—Tristan Lavalette, Forbes, 21 Nov. 2024
Evans said one day on set, Johnson went above and beyond.
—Taijuan Moorman, USA TODAY, 21 Nov. 2024
See all Example Sentences for one day
Dictionary Entries Near one day
Cite this Entry
“One day.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/one%20day. Accessed 1 Dec. 2024.
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