not at all

Definitions

Used to emphasize that something is not the case in any way.

A polite response to an expression of thanks, meaning it was no trouble.

Examples

I am not at all tired, even after the long hike.

It was not at all what I expected to find in the box.

Synonyms

in no way by no means not in the least absolutely not far from it

Antonyms

entirely completely absolutely to a great extent in every respect