not at all
adverb
- polite response to a "Thank you"
Wiktionary
Pronunciation: [ˈnɑɾəˈɾɔɫ] / [ˈnɑɾəˈɾɑɫ] / [ˈnɒtʰəˈtʰɔːɫ]
adv
- Not even a tiny bit; not in any way.
“He's not at all friendly towards his ex-wife.”
“Now all this was very fine, but not at all in keeping with the Celebrity's character as I had come to conceive it. The idea that adulation ever cloyed on him was ludicrous in itself. In fact I thought the whole story fishy, and came very near to saying so.”
intj
- A conventional reply to an expression of gratitude.
“—Thank you for coming. —Not at all. Thank you for having me.”
- Don't worry about it (response to worry or an apology)