鐵打 [铁－]

Jyutping tit3 daa2
Pinyin tiě dǎ

Definitions (CC-CEDICT)
  1. made of iron
  2. strong as iron
Definitions (Wiktionary)
  1. adj
    made from iron
  2. adj, figuratively
    unshakeable; firm; unwavering
  3. noun, Cantonese
    Synonym of 跌打.
    (syn.) 跌打
Examples (粵典–words.hk)
  1. Cantonese
    铁打衙门流水官
    鐵打衙門流水官
    tit3 daa2 ngaa4 mun2 lau4 seoi2 gun1
    • The same old institute, with often substituting officers (lit. iron made government institute, running water officers)