What is "gyrates"

Usage examples of "gyrates".

The big wheel spins and gyrates and makes firecracker noises, going faster and faster and throwing off anybody who can't hold on.

Elizabeth bellows, gyrates beneath me and we push each other toward orgasm, writhing, roaring, losing all capacity for thought or control until, at last, our bodies are overwhelmed by a frenzy of wracking, almost painful spasms—followed by unbeliev—able relief.