An architectural detail of some of our older commercial areas is a door set back from the front window line with a tile floor stating the name of the establishment. Sometimes it was the owners name and sometimes it was descriptive,
I doubt I could have given a good definition of hippodrome before I drafted this post, maybe just that it was some old term for a stadium. Our friends at Wikipedia tell me that it is an ancient Greek term, specifically for a horse or chariot race venue. I'm baffled by why the word was used here.