tomboy muffler Share definition Flag What you call a penis of a woman who received a sex change Did you hear about Erickah's 2 inch tomboy muffler? He just got it put on with the operation. tomboy muffler by SkinnyGlueStick May 13, 2017 0 0 Get merch Get the tomboy muffler mug. Buy Now — $32.95 See more merch