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Debilitating condition which makes one respond to pretty much everything that's being thrown at them with "LOL" or "LMAO" either in all caps or in lower case letters.
Friend 1: "Miyu syndrome, what the heck is that?"
Friend 2: "LOL"
Friend 3 : "i.e. what friend 2 said"
by Kaihyuu May 30, 2016
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