Fast food USA Fast food USA is a category of mass-produced, commercially resold food that places a high value on expediency of service. It is a term used in commerce to describe meals provided in packaging for takeout or takeaway and sold in a restaurant or store containing frozen, warmed, or precooked components. What is the most popular fast food in America ? McDonald's McDonald's is still the most popular fast food brand in America today with very good market name and very good sales every year and very well known in Fast food USA. Is fast food popular in America? Fast food USA in the United States is popular: Just because it moves quickly! Families and those who are constantly on the go can choose it easily due to its ease and speed. 83% of American families consume it at least once a week. Even 20% of fast food meals are consumed in vehicles. What's America's favorite food? Pizza . Pizza is quite common in the United States and very well known Fast Foo...