hiroshimassacre Share definition Flag Annihilation on a Hiroshima-ic scale Joe: Hey, did the Pistons win last night? Moe: Did they WIN? It was a fucking hiroshimassacre! hiroshimassacre by Denise from the Cosby Show February 10, 2006 0 0 Get merch Get the hiroshimassacre mug. Buy Now — $32.95 See more merch