1 definition by Emchob

A black hole that will suck you in for hours on end, until it is way to late to do whatever you came to a computer to do; a great tool in the art of procrastination.
Boy: Have you finished your essay yet?
Girl: Uh no, I've been on Urban Dictionary for the past 5 hours
by Emchob January 12, 2012
Get the Urban Dictionary mug.