Learner's definition of HALL
a usually long, narrow passage inside a building with doors that lead to rooms on the sides
the area inside the entrance of a building
a large room or building for meetings, entertainment, etc.
We rented a hall for the wedding reception.
a concert/dining/dance hall
a lecture hall [=auditorium]
— often used in proper names
see also city hall, mess hall, music hall, town hall
a building where students live at a college or university
a large, impressive house
— used in proper names
the halls of power