Undermine Authority can be defined as an act of deliberately attempting to weaken or destroy the authority of a governing body or leader. SUBVERT is a synonym for Undermine Authority, and it means to undermine the power and authority of an established system or institution. Subverting authority is often done through acts of civil disobedience, such as protests, boycotts, and other forms of non-violent resistance. It can also involve more extreme measures, such as sabotage or terrorism. Ultimately, the goal of subverting authority is to challenge the status quo and create a more equitable society.