do's and don'ts

Idioms  

1. Rules or customs concerning some activity, as in It's important to know the do's and don'ts of diplomatic receptions. This expression alludes to what one should and should not do or say. [c. 1900]

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Example Sentences

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do's and don'ts

Everyone has sartorial do’s and don’ts for work.

From The Wall Street Journal ● Aug. 7, 2026

On ICYMI, host Kate Lindsay and Slate tech editor Tony Ho Tran break down the digital do’s and don’ts for couples, and argue that the thing that ruined dating might actually be making relationships better.

From Slate ● Jul. 22, 2026

The DMA comes with a list of do's and don'ts for the world's biggest digital platforms in an attempt to keep them in check and create an open online space.

From Barron's ● Jul. 8, 2026

Across schools, the bigger fix would be more precision from administrators on AI do’s and don’ts, Anand said.

From MarketWatch ● Jun. 22, 2026

It is an all-encompassing, holistic, worldview, a set of values, a code of conduct, a list of goals, aspirations, fantasies and preferences and a catalog of moral do's and don'ts.

From The Belgian Curtain Europe after Communism by Samuel Vaknin