1 - An act in the past which may be used as an example to help decide the outcome of similar instances in the future.
2 - A decided case which is cited or used as an example to justify a judgment in a subsequent case.
3 - An established habit or custom.
1 - The head of state of a republic.
2 - In presidential republics, the head of government and head of state.
3 - Primary leader of a corporation. Not to be confused with CEO, which is a related but separate position that is sometimes held by a different person.
1 - Occupying the first rank or chief place; having the highest authority; presiding.





