Butt Slushie Share definition Flag When you're sick, or have a lot of fibre. You make Butt Slushie. Dude, you okay? Yeah, I made Butt Slushie like russian sled dog. Butt Slushie by Da Shifman November 13, 2013 0 0 Get merch Get the Butt Slushie mug. Buy Now — $32.95 See more merch