err on the side of caution

意味

to choose the safer option to avoid any risk

危険を避けるため安全な方を選ぶ.

例文

1. 1The forecast wasn't clear, so we erred on the side of caution and packed our coats.
2. 2If you're not sure about a food allergy, always err on the side of caution.
3. 3When the heating broke, the school decided to err on the side of caution and close early.
4. 4Ben erred on the side of caution and left for the airport three hours early.
5. 5Should we err on the side of caution and book a bigger room, in case more people come?

文法

変化するのは err だけ（errs、erring、erred）。on the side of は固定。安全な選択は and ＋動詞で示すことが多い。

似た意味の表現