舊故

旧故
jiùgù
  1. old friend
  2. former acquaintance

CEDICT

  1. (literary) old acquaintance; old friend
  2. old acquaintance; old friend

Wiktionary

  1. 交往已久的朋友。
  2. 老人。漢．班固《白虎通．卷七．三綱六紀》：「舅者，舊也；姑者，故也。舊故之者，老人之稱也。」也作「舊好」、「舊交」。

重編國語辭典

Entry Composition

1 舊 jiù
  1. old
  2. opposite: new 新
  3. former
  4. worn (with age)
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

Related entries

故人 gùrén
  1. old friend
  2. the deceased
故友 gùyǒu
  1. old friend
  2. deceased friend
老友 lǎoyǒu
  1. old friend
  2. sb who passed the county level imperial exam (in Ming dynasty)
老朋友 lǎopéngyou
  1. old friend
  2. (slang) period
  3. menstruation
我们是老朋友了。

We're friends from way back.

We're old friends.

Source: Tatoeba

舊交 jiùjiāo
  1. old friend
  2. former acquaintance
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