To move your hands and arms about in order to attract attention or make somebody understand what you are saying.
Use gestures, especially dramatic ones, instead of speaking or to emphasize one's words.
She was shouting and gesticulating from the other side of the road. (Oxford)
Use gestures, especially dramatic ones, instead of speaking or to emphasize one's words.
gesticulating from the other side of the road
use gestures, especially dramatic ones
Gesture
Signal
Disapprove
Disapproval
Gesticulation