👉 The term "piccadilly" is a short form of the English word "Piccadilly Circus," which is the name given to the famous street in London, England. It was once known as the "Circus" and its attractions included amusement rides, live music, and other entertainment acts. Today, Piccadilly Circus remains one of the most iconic landmarks in the city, with a wide range of shops, restaurants, and entertainment options for visitors to explore.