The blocking arm snaps across the body from right to left.
The arm on one of the bolt-throwers had snapped under the strain.
Suddenly, with hardly a movement of his body, his arm snapped forward.
Violet's arm snapped forward as though she were throwing a cricket ball.
The seals sighed into place, and then the arms snapped back.
The arms and legs snapped cleanly, like pieces of wood.
The third officer's arm snapped and he went down, moaning.
A pair of fish drifted close and his arm snapped forward.
Her head and arms now snap to the music.
Her right arm snapped forward, pointing to the lake.