From considering the future, The Shadow snapped back to the present.

The Shadow snapped a straight shot at the man who handled the wheel.

The Shadow snapped the wall switch, plunging the hallway into darkness.

The Shadow snapped an order as be boarded the cab.

The Shadow snapped the fingers of his right hand.

The Shadow snapped it, but not with his own body.

The Shadow snapped quick shots as he saw the lights come on.

The Shadow snapped in the dim blue light of the hidden room.

There was a sharp click, as though The Shadow had snapped his fingers.

So The Shadow neatly snapped his right thumb and second finger.