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Synonyms

day one

American  

noun

  1. (often initial capital letters) the very first day or beginning of something.


Etymology

Origin of day one

First recorded in 1975–80

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Nepal Army spokesman Raja Ram Basnet told AFP on Monday rescue efforts were continuing "with the same tempo we had on day one".

From Barron's Sep. 7, 2026

Army spokesperson Raja Ram Basnet told Agence France-Presse that rescue efforts were continuing "with the same tempo we had on day one".

From BBC Sep. 7, 2026

It helped that “from day one in our marriage, we were saving and investing,” she added, “so when we did buy, we had money for the house, and emergency savings.”

From MarketWatch Sep. 1, 2026

From day one, Marinker says he did not have any concerns.

From BBC Aug. 31, 2026

“My time too will come, one day, one day,” I whispered.

From "Flying Through Water" by Mamle Wolo

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