IPA: /ˈsnætʃər/
KK: /snætʃər/
A person who takes something quickly and often illegally, usually by force or stealth.
The snatcher grabbed her purse and ran away before anyone could react.
Snatcher → It is formed from "snatch" (of uncertain origin, possibly from Middle English *snacchen*, meaning to seize or grab) and "-er" (meaning a person who). A snatcher is a person who seizes or grabs something quickly.
Think of someone who 'grabs' something quickly — that's what a snatcher does.