Bowser's fingers convulsed with the shock of the blow, releasing their hold on David's forearms.

His fingers convulsed in her flesh.

He gasped, spine bowing underneath me, hands grabbing my arms, fingers convulsing against my bare skin.

I mean, it was equally possible that, as she writhed in pain, Bian's fingers had been convulsing on the dashboard.

His fingers had convulsed around the utility phaser, luckily, and he still had it.

The fingers convulsed and then relaxed their grip, allowing Jak to break away.

You can stimulate the nerve of the finger resting on its trigger mechanism, causing that finger to convulse.

Her fingers convulsed in his, and her eyes went dark.

Her fingers convulsed and she clawed four parallel grooves in the soft hide of the upholstery.

The Secret Service man's finger convulsed on the trigger.