Y.O.L.O Share definition Flag Meaning you only live once, but is the carpe diem for stupid people Me: "I'm going to get up this morning and take advantage of today! Y.O.L.O! Y.O.L.O by somerandomdude69 July 13, 2012 0 0 Get merch Get the Y.O.L.O mug. Buy Now — $32.95 See more merch