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when one's back is turned

Idioms  
  1. When one is away or not looking, as in You can count on the children to misbehave when the teacher's back is turned, or I don't dare go on vacation; he'll take my job when my back is turned. Also see when the cat's away, the mice will play.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The town itself is beautiful, and pleases most when one's back is turned to it.

From Project Gutenberg