a shady and sketchy person who's presence is grossly out of place, unwanted, and perverted. a lurker, perv, or bum hanging out in an area where they don't belong.
Girl to girl friend at the beach: "That gross shlurker in the combat boots and sweat pants is staring at you. Let's get out of here!"
by NackDogg May 22, 2010
Get the shlurkermug.