Jay-splosion Share definition Flag A jay-splosion is where you laugh so hard a huge wad of snot and blood flies out of your nose. It is gruesome yet funny. I laughed so hard I had a Jay-splosion!!! Jay-splosion by gee uh May 18, 2022 0 0 Get merch Get the Jay-splosion mug. Buy Now — $32.95 See more merch