一夫當關 [－－当关]

Jyutping jat1 fu1 dong1 gwaan1
Pinyin yī fū dāng guān

Definitions (CC-CANTO)
  1. lit. one man guarding the gateway, meaning one who is courageous and can fend off any troubles
Definitions (粵典–words.hk)
  1. x
Definitions (Kaifangcidian)
  1. （沒有對應漢語詞彙）
Examples (Wiktionary)
  1. Mandarin
    剑阁峥嵘而崔嵬，一夫当关，万夫莫开。
    劍閣崢嶸而崔嵬，一夫當關，萬夫莫開。
    jiàn gé zhēng róng ér cuī wéi ， yī fū dāng guān ， wàn fū mò kāi ．
    • The gate of the Sword Parapet stands firm on its frightful height.
      One man defending it, a thousand men could not break it open.