Definitions by Doc. ChuCho

YOLO 

(You Only Live Once) it was an ok saying at first but teenage girls ruined it for everyone. forever. whenever you here a person say it you usually get the sudden urge to smack them, or even in extreme cases Buzz LightYear them

girl: "OMG YOLO"
boy: "SHUT UP!!!" (smack)

YOLO by Doc. ChuCho October 26, 2012