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Jyutping ji6 bok6 wan4 tin1
Pinyin yì bó yún tiān

Definitions (Wiktionary)
  1. phrase, idiomatic
    to possess extremely strong brotherhood

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Jyutping ji6 bik1 wan4 tin1
Pinyin yì bó yún tiān

Definitions (粵典–words.hk)
  1. 語句
    形容​人好​有義氣
    to be very loyal and honorable; see 義氣

義薄雲天 [义-云-]

Jyutping
Pinyin yì bó yún tiān

Definitions (CC-CEDICT)
  1. supremely honorable and righteous