His head rocked on the pillow so that the room seemed to be swaying.

His head rocked under the impact, and they all heard his nose break.

Her head rocked back and forth in a slow, beautiful rhythm.

The cat's head rocked up and away from his throat.

Her head rocked slowly against the bulkhead as she started to come round.

The cat's head rocked up and away from him.

His head rocked back, and he fell to one knee in the aisle.

Despite her burned flesh, she hit him so hard his head rocked sideways.

And then his head rocked as she slapped him sharply across the face.

His head rocked under the blow, but he held his ground.