day in and day out

idiomatic phrase

variants or day in, day out
: for an indefinite number of successive days
does the same thing at work day in and day out

Examples of day in and day out in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Chicken is top-tier for adding more protein into your diet—but eating it day in and day out could get monotonous. Jillian Kubala, Health, 12 Dec. 2025 Eating the same foods day in and day out. Caroline Tien, SELF, 12 Dec. 2025 Her animatronic post-World War II body repetitively washes clothes day in and day out, high above the passing cars near the intersection of Vista Avenue and Overland Road. Idaho Statesman, 3 Dec. 2025 Sammy, day in and day out, had to be on. Questlove, The Atlantic, 7 Nov. 2025 See All Example Sentences for day in and day out

Word History

First Known Use

1824, in the meaning defined above

Time Traveler
The first known use of day in and day out was in 1824

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Cite this Entry

“Day in and day out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/day%20in%20and%20day%20out. Accessed 19 Dec. 2025.

Last Updated: - Updated example sentences
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