Idioms

up to no good

This page is about the idiom up to no good

INFORMAL

Meaning

If someone is up to no good, they are doing something bad, or something wrong.

For example

  • I can always tell when young Bobby is up to no good. He can't look me in the eye.

  • Jenny found some text messages in her husband's phone that made her suspect he was up to no good.

Quick Quiz

The media suspected some government members had been up to no good because they

a. hadn't done a good job

b. had suddenly become rich

c. hadn't been looking very well
a) hadn't done a good job b) had suddenly become rich c) hadn't been looking very well

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Common English Idioms

Contributor: Matt Errey