UFML Share definition Flag Unfuck My Life. Used when something good happens soon after you said fml. Shit, I forgot my wallet at home, fml. Wait, what's that? 100 dollars on the floor? UFML! UFML by notinteresting June 12, 2015 0 0 Get merch Get the UFML mug. Buy Now — $32.95 See more merch