(abbr. for 泰山北斗[Tai4 Shan1 Bei3 dou3]) distinguished figure
doyen
revered authority
Definitions (粵典–words.hk)
名詞
泰山北斗嘅簡稱,比喻為眾人所崇仰嘅重要人物 short form of mount Taishan and the Big Dipper, a leading authority who is very important, being worship and adored by all other people