a place in the West End of London, England, where several famous streets meet, including Piccadilly , Regent Street and Shaftesbury Avenue . Many tourists go there to see the statue of Eros and the brightly lit advertisements on the sides of the buildings. There is also a Piccadilly Circus station on the London Underground . Noisy, crowded places are sometimes compared to Piccadilly Circus:
I can’t get any work done, it’s like Piccadilly Circus in here.