The act of coursing through wikipedia by clicking on the blue internal links repeatedly, generally following where one's whims will take them and not necessarily in any particular pattern. The activity can last from mere seconds to consuming one's entire day.
1. Srinivasa Ramanujan should have been wikisurfing instead of making out with pi.
2. Dude, I watched someone wikisurf throughout the entire night INSTEAD of playing WoW!