Butt Silencer Share definition Flag Does the same thing that a silencer for a gun does, but for your butt. Don't want to be heard farting in public? Screw on a butt silencer! Butt Silencer by HOLOGRAPHICpizza January 17, 2010 0 0 Get merch Get the Butt Silencer mug. Buy Now — $32.95 See more merch