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
Brisbane, Australia — Along a nine-mile stretch of river between two waterfalls in the Australian rainforest lives a tiny fish that’s been there for millions of years, hiding between rocks along the riverbank by day and emerging at night to feed.
—
Hilary Whiteman, CNN Money, 27 Dec. 2025
Manuel was a teacher, school administrator and basketball coach by day.
—Bennett Durando, Denver Post, 25 Dec. 2025
Rather than a formal lobby, the grand space is home to a brasserie by day and a bar by night, where guests sit on a velvet sofa or a sculptural armchair for a coffee and pastry or a signature cocktail.
—Jackie Caradonio, Travel + Leisure, 23 Dec. 2025
Pill organizers can separate your medications by day and time.
—Jessica Swirble, Verywell Health, 22 Dec. 2025
See All Example Sentences for by day
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Hilary Whiteman, CNN Money, 27 Dec. 2025
Manuel was a teacher, school administrator and basketball coach by day.
—Bennett Durando, Denver Post, 25 Dec. 2025
Rather than a formal lobby, the grand space is home to a brasserie by day and a bar by night, where guests sit on a velvet sofa or a sculptural armchair for a coffee and pastry or a signature cocktail.
—Jackie Caradonio, Travel + Leisure, 23 Dec. 2025
Pill organizers can separate your medications by day and time.
—Jessica Swirble, Verywell Health, 22 Dec. 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 31 Dec. 2025.
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