Fast food is a type of food that is prepared quickly and served quickly. It typically consists of items such as burgers, fries, and other fried foods. The term 'fast food' can refer to both the food itself and the restaurants that serve it. The two crossword solutions for the term 'fast food' are 'burgers' (7 letters) and 'BURGER' (6 letters). Burgers are a popular type of fast food that consist of a patty of ground meat, usually beef, placed between two buns.