The feeling of dazedness (usually accompanied with a headache) that you get when you use the computer for too long.
"Gah, I feel like crap! I've been on the computer too long so I have internet hangover!"
by Alice Vegetables March 25, 2009
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When you wake up at 75 and realise you've wasted your entire life caring about other peoples problems, online!
by Dr. Tardlord January 25, 2016
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