waving off
phrasal verbUK /ˈweɪvɪŋ ɒf/
US /ˈweɪvɪŋ ɔːf/
Saying no to something or someone with a wave of your hand.
She was waving off the extra help because she wanted to do it herself.
OTHER MEANINGS
2. Sending someone away by waving your hand.
The guard was waving off the tourists from the closed gate.
3. Showing that something is not important or not a problem.
He kept waving off the small mistakes during practice.
4. Saying goodbye to someone as they leave.
They stood on the porch waving off their guests.