- the office of the president of the United States, located in the White House.
- this office regarded as the seat of executive power in the U.S. federal government.
noun the Oval Office
- the private office of the president of the US, a large oval room in the White House
- the US presidency
An oval-shaped room in the White House that serves as the official office of the president of the United States. Since the presidency of Richard Nixon, the term has been used to refer to the president himself: “The order came directly from the Oval Office.”