asscrotch Share definition Flag The area just above your asscheeks. Also considered plumber's crack and where girl's thongs are exposed (whaletail). "I ran so much that my asscrotch was wet with sweat" asscrotch by ray hidalgo February 1, 2006 0 0 Get merch Get the asscrotch mug. Buy Now — $32.95 See more merch