urb perv
Someone who seaches Urbandictionary for dirty or otherwise foul words and definitions, to use in everyday conversations.
Jim: "I'm telling your man that chick was into some freaky stuff, she begged for cleavland steamers, golden showers, and dirty sanchezes."

Todd: "I never heard of those things, in my life! What are they?"

Jim: "Just go to urbandictionary and search some definitions, broaden your urban vocabulary!"

Jake: "God, ever since you've found that site you use those words in place of actual English, you freaking urb perv."