Equivalent of a lightsaber in the AH.com Wars universe. Thande ripped off several jokes from Spaceballs in this case, with obvious phallic symbolism. Originally (unlike lightsabers) Sexswords were supposedly powered by an individual's own Innuendo power, but this idea eventually faded into the background.
Sexsword colour changes when an individual falls to the Straight Side (from pink to green). That is, unless it's in a European Union book written by the author Stack A. Michaelpole, in which case it's the other way around.