In her speech, Clinton could have said she would work to eradicate "discrimination" or "under-representation" of minorities, but instead chose to use the favored buzzword of a specific political milieu to whom Clinton's campaign seems to be pandering. The phrase is part of a whole vocabulary of what some call "oppression theory." Young people have learned it from their University professors, namely those who teach Black or Gender Studies. This new lingo is used on various internet forums, especially Tumblr.
When the Democratic Nomination was still up for grabs, the internet was filled with Clinton supporters who referred to Sanders supporters as "Bernie Bros", arguing that supporting the Presidential campaign of the Senator from Vermont was an expression of "white male privilege."
Comment: The 'new left' is a perfect case study in the ponerization of ideology. Couched in terms once associated with anti-imperialism, it has become a weapon for the most bloodthirsty imperialists. Clinton and the people like her would make Hitler and the people like him proud.