A type of cancer that one develops after coming into contact with or consuming any sort of media at all related to felon and American musician Marilyn Manson. It usually makes the victim retarded.
"Yo dude what happened to your hair?"

Billy Corgan: "I developed Brian cancer after performing with Marilyn Manson in 1997 and all my brain cells fell out along with my hair."
by TheCorgsterWilliam October 29, 2021
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