French phrase
Non, je refuse.
Meaning
No, I categorically refuse.
When to use it
A resolute refusal of a request or proposal. It conveys strong opposition, especially when the request is illegal or unacceptable.
Example dialogue
Tu peux falsifier ces documents ?
Can you falsify these documents?
Non, je refuse. C'est illégal.
No, I categorically refuse. It's illegal.