Originally Posted by
Shadow of the Sun
The use of the word "privilege" has long predated it's use on tumblr etc; it's a term that's used in biology and sociology. And the term does not at all imply any personal moral failings on the part of the person who has privilege, or at least it didn't until a bunch of people on the tumblr echo chamber got their hands on it.
All it means is "due to circumstances - mostly out of your control - you have an advantage over other people and may not be aware of these advantages". The implication of "and that makes you a terrible person" is something that has been tacked on, rather than something fundamental to the term.