I'm just slappin your ballsack Share definition Flag Something someone says when they're joking around with someone. Dude calm down I'm just slappin your ballsack. I'm just slappin your ballsack by Czaroule October 1, 2014 0 0 Get merch Get the I'm just slappin your ballsack mug. Buy Now — $32.95 See more merch