fast-food restaurant

So-called fast-food restaurants, usually operated in chains or as franchises and heavily advertised, offer limited menus—typically comprising hamburgers, hot dogs, fried chicken, or pizza and their complements—and also offer speed, convenience, and familiarity to diners who may eat in the restaurant or take their food home.…

…itself largely uses the term quick-service restaurant, or QSR.

…a staple item at many fast-food restaurants.

…at backyard barbecues and on fast-food restaurant menus and by the proliferation of so-called hamburger stands and restaurants. Some chains, such as McDonald’s, Burger King, and Wendy’s, proliferated worldwide.

For example, a number of fast-food restaurants, including Kentucky Fried Chicken, Taco Bell, Wendy’s, and McDonald’s, no longer cook with products containing trans fats.