support act編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看support actsupport act — 名詞名詞1. A performer or group that performs before the main act.1.名詞釋義暖場表演A performer or group that performs before the main act.例句The support act got the crowd excited before the headliner came on.