A reference for people of, Caucasian decent. Given that they change color upon multiple circumstances, via: choked, bruised, frozen, and fucked. Coupled with the variation of being useless and or worthless Trailer Trash.
Billy: Hey, did you see Joe get choked out by that bouncer last night?
Robert: Yeah he went from red to purple, such a Rainbow Nigger.
When you fail at something in life (eg. failing an exam or not getting a job), go home and spend an hour just standing in the shower, propping yourself up against the wall with your eyes on your feet.
Caleb knew the only thing to do after he didnt get prefect was take a failure shower.