Psychologically speaking, a mob is a mass of people who are policing moral uniformity and policing in-group loyalty and loyalty to authority at the expense of critical thinking. In order to police specific outcomes in the world, it often involves a punitive orientation towards people whom you disagree with as part of the psychological characteristic of both left-wing and right-wing authoritarianism. Those are the psychological features of mobs.
On May 2nd, 2024. See this statement in context.