To grasp at (something) eagerly, forcibly, and abruptly with the jaws
To get hold of (something moving)
To take quick and forcible possession of
To take (another's property) without permission
To seize and detain (a person) unlawfully
The act of catching, especially a sudden taking and holding
He reached out to snatch the Watcher's neck.
If she knew where he kept it, she could swoop in and snatch it.
So why snatch them?
Stephen, though he had shown some enterprise and capacity in his successful snatch at the crown, was a man far below his three predecessors on the throne in the matter of perseverance and foresight.
Prince Andrew longed to snatch up, to squeeze, to hold to his heart, this helpless little creature, but dared not do so.