as in beginning
the point at which something begins
since day one of this project, we've always insisted that we would create the best product possible without any consideration of cost
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Examples of day one in a Sentence
Recent Examples on the Web
Since day one, Roblox has been committed to building safety features and tools into the design of our products.
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Jay Peters, The Verge, 23 Oct. 2024
This group of guys worked extremely hard from day one.
—Homero De La Fuente, CNN, 20 Oct. 2024
The project hasn’t progressed Trouble started day one of construction when FHM Mechanical burst a water pipe in July 2023, Narayanan said.
—Tamia Fowlkes, Journal Sentinel, 14 Oct. 2024
That’s one million copies sold on day one, beating out all previous Persona games, the hugely popular and well-loved series from Atlus.
—Paul Tassi, Forbes, 11 Oct. 2024
See all Example Sentences for day one 
Jay Peters, The Verge, 23 Oct. 2024
This group of guys worked extremely hard from day one.
—Homero De La Fuente, CNN, 20 Oct. 2024
The project hasn’t progressed Trouble started day one of construction when FHM Mechanical burst a water pipe in July 2023, Narayanan said.
—Tamia Fowlkes, Journal Sentinel, 14 Oct. 2024
That’s one million copies sold on day one, beating out all previous Persona games, the hugely popular and well-loved series from Atlus.
—Paul Tassi, Forbes, 11 Oct. 2024
See all Example Sentences for day one
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'day one.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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“Day one.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/day%20one. Accessed 4 Nov. 2024.
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