POTUS, which stands for President of the United States, has a variety of synonyms that people can use to refer to the chief executive of the country. Some of the most common terms include Commander-in-Chief, Chief Executive, Head of State, Chief Magistrate, and leader of the Free World. Other synonyms for POTUS include the Oval Office, the White House, and simply the President. Regardless of which term one uses, they all refer to the person in charge of running the United States government and making important decisions that impact the lives of millions of Americans.