Clorox is a brandname for bleach. This term describes either people who are white or who think/act like they are white. (coined by rap group Public Enemy)
"Some perpetrate, they drink Clorox
Attack the Black, because I know they lack exact
The cold facts, and still they try to Xerox"
-"Don't Believe the Hype" (from the Public Enemy 1988 album "It Takes a Nation Of Millions To Hold Us Back")