A person who is addicted to the internet. They use it every chance they get. The person googles/searches random information. EX: entertainment, world events, medical conditions.
The person uses their blackberry/iphone in class to do assignments, play games.
You go to your friends house and say:
"Tiffany can I use your computer, I want to check something."
"Man, Eric is such a net abuser, he's on the internet all the time."