没关系。

When to use

Serves as the standard polite reply to 'I'm sorry' (对不起), signaling that no offense was taken.

How it works

This phrase literally means 'no relation' or 'no matter'. 没 means 'not have' or 'no', and 关系 means 'relation' or 'connection'. It's a common idiomatic expression used to dismiss a concern or apology.

• 没 (méi): not have
• 关系 (guān xi): relation

Notes

Reassures someone after a minor mistake.