DC BIG SHOT is a term used to refer to a powerful and influential person in Washington D.C., typically someone who works in politics or government. The acronym DC BIG SHOT can be broken down into three parts: DC stands for the District of Columbia, the capital of the United States; BIG stands for a person of great importance; and SHOT stands for SEN, which is an abbreviation for Senator, a member of the United States Senate. Therefore, DC BIG SHOT refers to a powerful and influential Senator in Washington D.C.