The term "kingfish" commonly refers to several species of fish, particularly the king mackerel (Scomberomorus cavalla), known for its speed and size. This fish is popular among anglers due to its challenging catch and is often found in warm waters of the Atlantic Ocean and the Gulf of Mexico. Kingfish can grow up to 5 feet long and weigh over 100 pounds. In addition to its significance in fishing, "kingfish" can also refer to a political term used in the United States, notably associated with Huey P. Long, a Louisiana politician. Long was known for his populist policies and his influence in the early 20th century, earning him the nickname "Kingfish."