all in a day's work

Idioms  

1. Also, all in the day's work. Expected and normal, as in He said I had to finish these reports by five o'clock—all in the day's work. This phrase is sometimes used as an ironic comment on an unpleasant but not abnormal situation. The expression possibly alludes to the nautical term day's work, defined in 1789 as the reckoning of a ship's course during the 24 hours from noon to noon. [c. 1800]

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Example Sentences

But this was all in a day’s work for CAFE, or the corporate average fuel economy rules, enacted in 1975.

From The Wall Street Journal • Jan. 2, 2026

Cartoon monsters, slides and dance parties are all in a day’s work for Crystal Bowyer.

From Washington Post • Nov. 8, 2022

For Sobotka, it’s all in a day’s work.

From Seattle Times • Dec. 1, 2021

There are also plenty of shots of Cavill dashing through the snow, battling monsters, and brandishing swords at people — all in a day’s work for an itinerant monster-hunter.

From The Verge • Jul. 9, 2021

Katherine accepted the recognition graciously: all in a day’s work.

From "Hidden Figures" by Margot Lee Shetterly