Geeks are basically "wannabe nerds, they r not genius but are just simply socially challenged, they never talk to anyone other than their fellow geeks,nerds are really smart and they know alot about well evrything, nerds are going to go somewhere one day, geeks are hopeless http://www.urbandictionary.com/define.php?term=geek http://www.urbandictionary.com/define.php?term=nerd