rainbow whore Share definition Flag a person who isn't matching his or her outfit, & has somthing on them that is striped in diff colorz. O.M.G!!!! Tiphany look @ her over there. shes not matching, that must make her a rainbow whore.!.! rainbow whore by 2 cool 4 u December 28, 2009 0 0 Get merch Get the rainbow whore mug. Buy Now — $32.95 See more merch