0 used as a polite reply after someone has thanked you: --
I'm not at all happy about it.
"I hope it wasn't too much hassle for you." "No, not at all."
"Thanks for helping." "Not at all."
1 I do not mind: --
"Do you mind if I sit here?" "Not at all."
NYA ORD
European
May 10, 2021
DAGENS ORD
Shimmer
not at all