1. an upper floor projecting from the rear over the main floor in an auditorium
2. a platform projecting from the wall of a building and surrounded by a balustrade or railing or parapet
3. A platform projecting from the wall of a building, usually resting on brackets or consoles, and inclosed by a parapet; as, a balcony in front of a window. Also, a projecting gallery in places of amusement; as, the balcony in a theater.