A Brain Surgeon / Rock Star / Rocket Scientist. He became famous in the 1960's with his hit singles "I'm Matt Books" and "Hey you bitch, I'm fucking Matt Books." and his ultra popular "I think I'm Matt Books, but I may be fucking high."
Also a term to describe the native tribe Matt Bookians.
"Holy shit dude, I was attacked by fucking Matt Bookians yesterday. They sang songs to show their love to me like "I'm Matt Books" scary shit dude.