
Keep your nose clean
Avoid Trouble
Focus on choosing actions that won't lead to problems or negative consequences.

He kept his nose clean by turning down the invitation to the illegal party.
Good Behaviour
Good behavior means following rules and laws, being respectful, and not causing disturbances.

She's been keeping her nose clean by volunteering and studying hard.
Cultural Nuance
This phrase is often used when someone has a history of problems but is trying to live responsibly.

After his release, he vowed to keep his nose clean.
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