Urbantaining 

the entertainement from reading random words from Urban Dictonary just for the lolz.

Even though the video store was closed, me and my girlfriend still had a great urbantaining time.

Urbantaining by Zaniar January 27, 2009

urbanlining 

Having great fun walking, jumping and tricking on a one or two inch webbing pulled tight between two anchor points, also known as urbing or urban slacklining.

Hey Tim! Let's go out urbanlining!

urbanlining by TimothyFinland January 11, 2011

UrbanMining 

the theft of Materials for recycling. ie. copper power cables, Catalytic converters, ect..

sorry I'm late, my car is in the shop because some punks were urbanmining and got my catalytic converter.

UrbanMining by Scott Mills April 10, 2008