His thumb hovered over it for a second.

Roman's thumb hovered over the jump button as he took a deep breath.

He shifted the flamethrower a fraction; his thumb hovered over a switch at the top of the apparatus.

He waited, his thumb hovering over the transmit button, for Charlie Alpha to request the precise location.

His thumb hovered nervously over the butterfly trigger of the machine gun.

Tombstone's thumb hovered above the gun selector switch on his stick.

His thumb hovered an inch above it but then backed off.

Her right thumb hovered over the horn button but didn't quite touch it.

MacAllister leveled his weapon and his thumb hovered over the punch pad.

J.B. asked, his thumb hovering over the control panel, ready to stab.