X-Dressing Share definition Flag It means crossdressing(when a person of one sex dresses as the other sex). You saw that crossdresser over there? Man, you almost couldn't tell that it was X-Dressing! X-Dressing by A_Certain_Fanfic_Reader April 25, 2009 0 0 Get merch Get the X-Dressing mug. Buy Now — $32.95 See more merch