He aimed the flashlight along the barrel of the deadly weapon and trained both on the bend in the tunnel, his thumb poised on the light switch.

Grace was watching Dallmeier, her thumb still poised at her mouth.

I could picture the pilot lining up the crosshairs on his sight, his gloved thumb poised above the firing button.

He took her hand again and started ahead, holding the pistol grip of the M-16 now in his bunched right fist, his thumb poised near the selector.

My pistol was already in my hand, as I've said, and I drew my chainsword quietly with the other, thumb poised over the activator.

"The natural thing is to keep your thumb poised some distance above the button," he says.

Marygay peered out of the screen, her thumb poised over a red button on the console.

The Duke grabbed the microphone, hesitated with thumb poised over its switch.

He hesitated for a moment, his thumb poised over the firing lever.

Hanging by his belt, he glared across the side, his thumb poised over the trigger button.