To talk to myself and wave my arms around at nothing.

I think he should go around and wave his hands at everybody.

"You have to wave at them to get their attention."

He waved at the two women who were looking up.

She turned and waved at him as they went out the door.

She put her glass down and waved at someone across the room.

She waved at them with her free hand, and they came over.

So why wasn't she sitting up and waving at him?

She waved a hand at the door to their left.

One waved at the air in front of his face.