Again, your 'second definition' isn't diametrically opposed to the first, it includes the first. Defining 'racist actions' presupposes a definition race and in

Again, your 'second definition' isn't diametrically opposed to the first, it includes the first. Defining 'racist actions' presupposes a definition race and in turn racism that you can't just toss aside. Defining racism as a systemic disadvantaging of certain races takes as a given the definition of racism as -- you guessed it -- the dividing of people into races and ascribing them characteristics en masse.