The point at which your normal internet browsing routine has ended and you are just going from site to site to site repeatedly out of pure boredom.
Person: I've checked facebook, YouTube, and Twitter like a million times and nothing is going on! Maybe If I check one more time...
*1 hour later*
Person: Damn, I've been Site Jumping haven't I?
*1 hour later*
Person: Damn, I've been Site Jumping haven't I?
by Amazingboy97 November 30, 2010
Get the Site Jumpingmug.