The simple fact of a basketball court being smaller than an outdoor field means that it is somewhat easier to attract and hold a crowd's attention, leading them in chants or rewarding their involvement by throwing candy into the bleachers.
People in bleachers are usually very excited to see these lively dancers performing on the sidelines in their characteristically tiny cheer-shorts, pom poms in hands, and long hair flinging wildly as the dancing goes on.
In 1838 he became partner in a firm of bleachers at Dundee.
You'd think we were still sitting in the same high school bleachers where we'd met a decade earlier.
Hence the numerous bleachers dwell in the country with their assistants and machinery.