do by

British  

verb

1. (intr, preposition) to treat in the manner specified

   employers do well by hard working employees

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do by Idioms  

1. Behave with respect to, treat, as in John was determined to do well by his children. This idiom was first recorded about 1175.

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Example Sentences

In the future, modern production may find a way to match what this village can do by hand, offering the same diversity of options at a competitive price, but it has not happened yet.

From BBC • Mar. 3, 2026

“At this point, anything that could be done by typing, I do by speaking,” said the 32-year-old, founder of software agency Why Not Us.

From Los Angeles Times • Jan. 29, 2026

“Tons of people I work with learned what not to do by the manager they had,” Wasserman says.

From MarketWatch • Dec. 30, 2025

This is an emergent byproduct of being trained, end-to-end, on human driver camera data, leading the cars to drive more as humans do by default.

From The Wall Street Journal • Dec. 7, 2025

I respond the way I always do: by looking down and walking straight and fast.

From "Will Grayson, Will Grayson" by John Green and David Levithan