掌故

zhǎnggù
anecdote; tales (esp. about a historical figure)

CEDICT

anecdote (from history or legend)

Wiktionary

  1. 国家的故事、史实、惯例。即今一国的典章制度或故事传说。
  2. 职官名。周代时负责防御城池，汉时掌管礼乐制度，唐代则看守仓库、陈设等。

重編國語辭典

轶事（来自历史或传说）

維基詞典

Entry Composition

1 掌 zhǎng
  1. palm of the hand
  2. sole of the foot
  3. paw
  4. horseshoe
  5. to slap
  6. to hold in one's hand
  7. to wield
2 故 gù
  1. happening
  2. instance
  3. reason
  4. cause
  5. intentional
  6. former
  7. old
  8. friend
  9. therefore
  10. hence
  11. (of people) to die, dead