禮崩樂壞 [礼－乐坏]

Jyutping lai5 bang1 ngok6 waai6
Pinyin lǐ bēng yuè huài

Definitions (CC-CEDICT)
  1. rites and music are in ruins (idiom); fig. society in total disarray
  2. cf. 禮樂|礼乐[li3 yue4]
Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. phrase, idiomatic, literally
    feudal system collapses and rites and music deteriorate
  2. phrase, figuratively, idiomatic
    social order collapses and morals deteriorate