to bolt down (food); to gulp down; to shovel (into one's mouth)
to swipe; to filch; to pilfer; to snatch; to walk off with
pilfering; snatching; swiping; pilferer; (petty) thief; (bag) snatcher
to snatch (and run); to carry off; to swipe; to scoop up (and remove; sand, earth, etc.)