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
That’s because billing amounts can vary by day, week, month and quarter as usage ebbs and flows.
—
Scott Woody, Forbes.com, 17 June 2025
Smith, who now lives in New Jersey, runs a fashion company by day and spends his weekends teaching survival skills — including how to survive nuclear fallout.
—Laura Paddison, CNN Money, 17 June 2025
The airline resumed operations after the FAA authorized a workaround where Silver would fly only by day and under visual rules, Geoffrey Jacobs, assistant chief pilot, told the South Florida Sun Sentinel in a post-hearing interview.
—David Lyons, Sun Sentinel, 11 June 2025
Best Time to Visit San Nicolas is best enjoyed by day, when colorful murals, galleries, and cafes bring the area to life.
—Danielle Robles, Travel + Leisure, 10 June 2025
See All Example Sentences for by day
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Scott Woody, Forbes.com, 17 June 2025
Smith, who now lives in New Jersey, runs a fashion company by day and spends his weekends teaching survival skills — including how to survive nuclear fallout.
—Laura Paddison, CNN Money, 17 June 2025
The airline resumed operations after the FAA authorized a workaround where Silver would fly only by day and under visual rules, Geoffrey Jacobs, assistant chief pilot, told the South Florida Sun Sentinel in a post-hearing interview.
—David Lyons, Sun Sentinel, 11 June 2025
Best Time to Visit San Nicolas is best enjoyed by day, when colorful murals, galleries, and cafes bring the area to life.
—Danielle Robles, Travel + Leisure, 10 June 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 Jul. 2025.
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