劍橋詞典abbreviation for "you only live once ": used, especially on social media , to mean that you should do things that are enjoyable or exciting , even if they are silly or slightly dangerous 你衹活一次；及時行樂吧（通常用於社交媒躰中，you only live once的縮寫，意思爲人生太短暫，應該及時行樂，做一些好玩刺激的事情） Finished the whole carton of ice cream . YOLO. 喫完了一整盒冰淇淋。人身苦短，及時行樂吧。 返回 YOLO