I am not at all tired after the walk.
not at all
idiomYou use this to make a 'no' stronger, or to reply politely when someone thanks you. It can mean 'absolutely no' or 'it was no trouble'.
When he thanked me for the ride, I told him it was not at all a problem.
The witness was not at all convinced by the suspect's story, despite the calm and professional tone of the explanation.
Last updated April 22, 2026