A little cafe with three or four tables that serves casseroles and wine is an example of a bistro.
Origin of bistro
- French bistro or bistrot tavern owner, tavern
From American Heritage Dictionary of the English Language, 5th Edition
- Attested from c. 1920, from the French bistro(t) with the original meaning "proprietor of a tavern" (1880s), of Unknown origin, presumably regional French dialect.