Yes. Communists always speak about the revolutionary vanguard. By definition a vanguard is a tiny group with a unified vision who assume the role of elitists leading the nation forward. Fundamentally it is not democratic because it dismisses the opinions of most people as being the product of minds whose consciousness has not been “raised”.
“..By definition a {vanguard} is a tiny group with a unified vision who assume ...”
I agree with the use, I only know the military application.