Coffee is not a soup because you do not leave the beans in the coffee. Coffee is a broth. Gravy isn't a soup because it's mostly liquid. Vomit with solid chunks is technically a soup.
The Amish would disagree... https://www.amish365.com/amish-coffee-soup/ Coffee is soup. It's the soup of the proletariat. Yes, let the bourgeois have their solids, but trust me.... soup comes first.