搖旗擂鼓 [摇－－－]

Jyutping jiu4 kei4 leoi4 gu2
Pinyin yáo qí léi gǔ

Definitions (Wiktionary)
  1. phrase, archaic, idiomatic
    wave banners and beat the drums (of war)
  2. phrase, idiomatic
    to act like someone's cheerleader