1 definition by Ahyesaverylongpseudonymboi

Grey Goo is a game character from the 'Tasty Planet' series. It follows the plot of a scientist creating something that can eat dirt and clean bathrooms, but it ends up eating the whole universe. The Grey Goo first eats dirt, hops on to a hand of the scientist's assistant then eats viruses, red blood cells and white blood cells. then after being drained to a river he eats everything else.
Professor:I MADE IT
Assistant:What is it?
Professor:The Grey Goo
Assistant:What does it do?
Professor:It cleans bathrooms

2 hours later

Professor:Oh no
Assistant:RUN!!!!
by Ahyesaverylongpseudonymboi September 21, 2021
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