# cop on

idiom

Source: https://englishreference.com/idiom/cop-on
Updated: 2026-08-10

## Meaning

Common sense.

## Examples

- You need to show some cop on when crossing the street.
- If you had any cop on, you would have locked the door before leaving the house.
- The situation required a level of cop on that the inexperienced manager simply failed to demonstrate during the crisis.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.