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
And in a fit of pique one day, Joe decides to enter the mayoral race himself.
—
Stephanie Zacharek, Time, 17 May 2025
Rykov's transport back to Russia, on the other hand, was expedited one day.
—Esther Kang, People.com, 17 May 2025
Though the path back is uncertain, the glimmer of hope remains that this will one day ring true again.
—Katie Campione, Deadline, 17 May 2025
Nuggets earn critical rest after stellar performance For the first time in over two weeks, Denver will have more than one day of rest between games.
—Kelly Iko, New York Times, 16 May 2025
See All Example Sentences for one day
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Stephanie Zacharek, Time, 17 May 2025
Rykov's transport back to Russia, on the other hand, was expedited one day.
—Esther Kang, People.com, 17 May 2025
Though the path back is uncertain, the glimmer of hope remains that this will one day ring true again.
—Katie Campione, Deadline, 17 May 2025
Nuggets earn critical rest after stellar performance For the first time in over two weeks, Denver will have more than one day of rest between games.
—Kelly Iko, New York Times, 16 May 2025
See All Example Sentences for one day
Cite this Entry
“One day.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/one%20day. Accessed 21 May. 2025.
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