To reject with solemnity; to abandon forever; to repudiate; to disclaim.
To abstain from; to avoid; to shun.
To renounce upon oath; to forswear; to disavow.
A conventional reply to an expression of gratitude.
Don't let it bother you; put it out of your mind.
I don't want to continue with this conversation (usually used in frustration or anger).
It doesn't matter.
Absolutely not; I forbid it or it is impossible.