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A person who is really smart, and everyone asks them for help with things they don't understand. The person has extensive knowledge of many different subjects.
Guy 1: "I think I put the right answer for #3 on that test"

Guy 2: "Well I put A."

Guy 1: "I put B. Wish I knew if that was right."

Guy 2: "Lets go ask Mike, he has a google brain."
by Tex-Mex Shawn C. September 22, 2010
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To have a Google Brain (negative connotation):

When you no longer commit things to memory, and rely, instead, on Google for everything.
I can't remember how to do that. I have Google Brain.

Sorry, my memory is crap. I have Google Brain.
by KeepThinking January 07, 2016
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a person who seems capable of answering any question
I needed the title of a book, so I asked my favorite googleBrain about it by topic and abstract
by Arial Lancaster September 05, 2007
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