When you're browsing Urbandictionary.com and you see a very old definition that still has little or no votes. You then vote it up out of sympathy, much like in reality when you see a hobo without money.
One who chooses a restaurant or cafe based solely on its Urbanspoon rating with fervent disregard for any other source of information.
Atticus waited outside Hammer and Tong cafe in Melbourne, Australia for one hour to have breakfast 'cause it got an Urbanspoon rating of 90%. He's such an Urbanspoon chaser!
Person in a city who, either by choice or circumstance, becomes invisible to those around him or her.
The millions of homeless men and women in cities who are passed by or ignored daily are urbanonymous. A less obvious example is the person who disconnects with the city (and people within it) by listening to his or her own personal soundscape on a digital media player like an iPod.