He waved his hand in the air, and called out to them.

They waved with their free arms high in the air.

I could almost see his small hands waving in the air.

Certainly he waved his arms about more than most men when in action.

She looked up, and I waved the cover in the air.

All of them looked at him, and he waved one hand in the air before his face.

And he waved his right hand high in the air.

She waved a hand in the air above her head.

He waved a hand in the door, and kept walking.

She stood on it and waved her feet in the air.