rathskeller

A restaurant or tavern, usually below street level, that serves beer.

The cellar of a town hall; a public wine-cellar; hence, a room, or rooms, below the level of the street, in which wine and beer are sold.

Orig., in Germany, the cellar or basement of the city hall, usually rented for use as a restaurant where beer is sold; hence, a beer saloon of the German type below the street level, where, usually, drinks are served only at tables and simple food may also be had; — sometimes loosely used, in English, of what are essentially basement restaurants where liquors are served.

A bar or restaurant in a basement, especially one that serves beer.

a tavern below street level featuring beer; originally a German restaurant in the basement of city hall