Someone whose only means of collecting information is through the WEB. A pale addict of the Web.
Somewhone who has lost touch with the REAL WORLD.
"Eric? Oh... he's a lost cause... Poor thing, white as a wet sheet but, hey!, whaddaya expect... he's a Googleghost."
Q. "Isn't Ruth coming to the Pajama Party?"
A. "What?! That Googleghost? No effing Way!"