The concept originally meaning awarenes of social injustice but later the concept involved to mean a know all mentality that does not allow different opinions. Typically, but not exclusively, related to green left pervocrats, A hypocritical person who thinks himself as 'enlightened' despite in fact being extremely close minded and prone to accept the modern social engineering progressive propaganda. A kind of useful idiot who might define himself as a social justice warrior.

As posted by tjdavis: A state of awareness only achieved by those dumb enough to find injustice in everything except their own behavior

Dictionary of the Great Deception