A grandstand is a covered stand with rows of seats for people to sit on at sporting events. a large structure that has many rows of seats where people sit and watch sports competitions, games, or races
a stand at a racecourse or stadium consisting of tiers with rows of individual seats that are under a protective roof the audience at a stadium or racetrack perform ostentatiously in order to impress the audience and with an eye to the applause; "She never misses a chance to grandstand