It matters that people closer to the locus of power in the US use language so imprecisely.
Imprecisely? It is a matter of perspective.
You should define your "it"'s here, but words don't enter into slang by themselves.
Some will say he is a hero. Some will say he is a traitor. Someone is not imprecise because you disagree with something they consider to be a truth; It is a matter of perspective.