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1 definition by P1711

 
1.
"Acid Casualty" is a named applied to those who, post-LSD (just once, or lots of times) become sufficiently detached from the world they being acting different to the extent that they appear insane, or at least extremely eccentric to other people.
"Man, look at that topless old man climbing that lamp-post. I think he's got anti-war slogans on his back"

"Yeah, just another Acid Casualty."
by P1711 December 21, 2008