by day
idiom
: during the day : in daylight
She's a student by day and a waitress at night.
The area looks a lot nicer by day.
Examples of by day in a Sentence
Recent Examples on the Web
The rising star is generating serious buzz for his turn as a struggling family man who's a sanitation worker by day and robber of drug dealers by night in HBO’s new series Task, costarring Mark Ruffalo.
—
Julie Jordan, PEOPLE, 7 Sep. 2025
The film revolves around Huntr/x, a chart-topping K-pop girl group by day who fight demons by night, and the Saja Boys, a K-pop boy band who are secretly demons themselves, and are determined to steal away Huntr/x fans and take over the world.
—Penelope Roxborough, HollywoodReporter, 5 Sep. 2025
As Robbie Prendergrast, Pelphrey delivers a layered performance as a single father who works as a garbageman by day, but at night becomes a masked robber who steals from various members of a motorcycle gang to keep his family afloat.
—Emily Longeretta, Variety, 3 Sep. 2025
The researchers also noted a significant reduction in sebum— an oily substance that contributes to acne—of more than 40 percent by day seven.
—Hannah Millington, MSNBC Newsweek, 2 Sep. 2025
See All Example Sentences for by day
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Julie Jordan, PEOPLE, 7 Sep. 2025
The film revolves around Huntr/x, a chart-topping K-pop girl group by day who fight demons by night, and the Saja Boys, a K-pop boy band who are secretly demons themselves, and are determined to steal away Huntr/x fans and take over the world.
—Penelope Roxborough, HollywoodReporter, 5 Sep. 2025
As Robbie Prendergrast, Pelphrey delivers a layered performance as a single father who works as a garbageman by day, but at night becomes a masked robber who steals from various members of a motorcycle gang to keep his family afloat.
—Emily Longeretta, Variety, 3 Sep. 2025
The researchers also noted a significant reduction in sebum— an oily substance that contributes to acne—of more than 40 percent by day seven.
—Hannah Millington, MSNBC Newsweek, 2 Sep. 2025
See All Example Sentences for by day
Cite this Entry
“By day.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/by%20day. Accessed 10 Sep. 2025.
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