When someone says among us for the 90 billionth time thinking they're funny
Person 1: "Woah, sans among us!!!"
Person 2: "She's a victim of brain rot. I feel bad for her."
Doctor: "I see. I can't help her. Should we put her down?"
by heatfromfire June 19, 2022
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Consequence of spending too much time on random websites.
I just spent the last 5 hours facebook stalking, forwarding chain mail, and looking at all the cheezburger websites. I feel a serious case of brain rot coming on.
by singingashleydawn March 23, 2011
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Level 10 gyat will w rizz is so skibidy im her sigma will baby gronx fanum taxing me
by SelimAK_ October 28, 2023
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A congenital brain disorder, passed from the parents on to the offspring. Symptoms start around teenage to young adult, usually aging from 13-20 years of age. Symptoms may include, periods of retardation, severe depression, making frequent suicidal jokes, poor decision making, outlandish opinions, having close friends who disregard their bad choices impacting their health or well being, growing out unsitely body hair, and mild to severe body odor. There are no outstanding cures for this disorder, but it is an emerging scientific field of study.
"Is that what you have Joe? You have Brain Rot, fucking Brain Rot"
by Brain Rot Test Subject 1894 December 11, 2019
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Usually occurs in people who have recently watched JoJo's bizarre adventure and can't stop thinking about it. The symptoms are making JoJo references, posing, and talking non-stop about it. They usually can't do any work because there thinking about JoJo.
Jotaro: I think Sophia has JoJo brain rot.
Josuke: Yeah she keeps making JoJo references and threatening to take our kidneys if we don't watch JoJo's bizarre adventure.
by RemBestGirl November 20, 2020
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Kurapika brain rot is when a fan girl starts thinking kurapika, smelling kurapika, and even tasting kurapika from hxh they can’t process anything without thinking kurapika. It is very severe worse then corona and worse then stabbing your ugly toe.
My friend is suffering from severe kurapika brain rot.

My kurapika brain rot got me to try and kill a spider with my chain.
by Kurapikastan561 January 19, 2021
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When some one is obsessed with the Sonic The Hedgehog franchise, and it consumes their mind. Stuck playing Sonic games every day.
Nate, get off Sonic Frontiers, you have Sonic Brain Rot!!
by Wonkobonko April 19, 2023
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