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Jyutping daai6 seoi2 cung1 liu5 lung4 wong4 miu2
Pinyin dà shuǐ chōng le lóng wáng miào

Definitions (CC-CEDICT)
  1. lit. surging waters flooded the Dragon King temple (idiom)
  2. fig. to fail to recognize a familiar person
  3. a dispute between close people who fail to recognize each other
Definitions (Wiktionary)
  1. phrase, idiomatic
    to have misunderstandings among people of the same group
    (syn.) 大水沖倒龍王殿, 大水冲倒龙王庙, 大水沖倒龍王廟, 大水冲倒龙王殿