LOAO Share definition Flag Laughing our asses off Person A: "It was so funny; we were LOAO!" Person B: "Huh?" Person A: "Laughing Our Asses Off..." Person B: "Oh..." LOAO by Shira79 May 17, 2009 0 0 Get merch Get the LOAO mug. Buy Now — $32.95 See more merch