The term 'OUST' is a 4-letter word that means to remove from a position or office. It is often used in the context of politics, when a leader is removed from power by a group of people. Ousting can also be used in other contexts, such as when an employee is removed from their job due to misconduct or incompetence. In any case, the term 'OUST' implies the removal of someone from a position or office.