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The mental habit of saying "yolo" annoyingly after any situation faced in life, though it may be irrelevant to even say.
Friend: "Dude did you get your math homework don?"

Guy; "Lmao nope because yolo'

Friend: "Bro, I think you have yolovitis"

Guy: "swag"
by BrobyThumps March 16, 2014
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