Prowls

verb

1. To rove over, through, or about in a stealthy manner; especially, to search in, as for prey or booty.

   "It's tough to sneak vandalism into Wikipedia as there are plenty of other users prowling the Recent Changes page."

2. To idle; to go about aimlessly.

   "That dandy has nothing better to do than prowl around town all day in his pinstripe suit."

3. To collect by plunder.

   "to prowl money"