What's wrong with the wiki definition? And why the onus on me to prove academic consensus of a given definition?
Obviously you have found a definition you like, would you mind sharing it with us?
The way right-wing ideologues use and apply the term is not the way the Frankfurt school did.
Alright then, show us the denotations and connotations of the phrase as used by these two groups. Don't keep us guessing, just tell us what you think.
No I haven't the read the books listed by wiki as references. Obviously you have read them and can see how I use the term incorrectly. So enlighten us then, show us where I'm all wrong.