The Collaborative International Dictionary of English v.0.48:
Snatcher \Snatch"er\, n. One who snatches, or takes abruptly. [1913 Webster]WordNet (r) 3.0 (2006):
snatcher n 1: a thief who grabs and runs; "a purse snatcher" 2: someone who unlawfully seizes and detains a victim (usually for ransom) [syn: kidnapper, kidnaper, abductor, snatcher]