a creepy person who hangs around you in a public location, generally breathing a tad too hard and looks unclean.
Tiffney: Who's that guy perving around over there?
Emily: Oh, that's just Paul.
Short form of pervert. Generally alot funnier than saying pervert. Applies to one who wears dark sunglasses and hangs around playground.
I think that man over there is perving around?
How can you tell?
Well, he has dark sunglasses on staring at young children.
Oh, that's my dad!