Badswan Share definition Flag The term used by male homosexuals for the entering of another homosexual. Guy 1. Do you mind if I badswan you tonight? Guy 2. Okay mate, I love a good badswan, Badswan by FoolishEarthling12 January 24, 2012 0 0 Get merch Get the Badswan mug. Buy Now — $32.95 See more merch