tittyslappin' Share definition Flag An amazingly fortunate or positive event, impressive beyond words, liberating, an extreme turn of good luck. "Did you see that new car Tony got? Damn, that's tittyslappin'!" tittyslappin' by luludi July 21, 2009 0 0 Get merch Get the tittyslappin' mug. Buy Now — $32.95 See more merch