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Jyutping taai3 saan1 bak1 dau2
Pinyin tài shān běi dǒu

Definitions (CC-CEDICT)
  1. lit. Mount Tai and the North Star (idiom)
  2. fig. an outstanding figure in one's field
Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. phrase, idiomatic
    eminent and accomplished figure in a field
    (syn.) 泰斗
Examples (粵典–words.hk)
  1. Cantonese
    泰山北斗
    泰山北斗
    睇埋泰斗
    • a leading authority as important as mount Taishan and the Big Dipper