Main Entry: cult
Pronunciation: 'k<
Function: noun
Usage: often attributive
Etymology: French & Latin; French culte, from Latin cultus care, adoration, from colere to cultivate -- more at WHEEL
1 : formal religious veneration : WORSHIP
2 : a system of religious beliefs and ritual; also : its body of adherents
Yes, the JWs are a cult, so are the Catholics, Jews, Muslims, Protestants and Methodist (and Evangelists and pentocostals and every other group that practices formal religious veneration. Your example is what they call "relativism". You decide what you want stuff to mean based on society's acceptance of it. This is why words change meaning and our language slowly degenerates into mediocrity. Relativism is an atheistic invention, and no one in intellectual circles takes it seriously. Study philosophy in a university and they won't study relativism very much (there aren't any relativists of note in the world).