[----]

Jyutping jat1 lok6 cin1 zoeng6
Pinyin yī luò qiān zhàng

Definitions (CC-CEDICT)
  1. lit. to drop a thousand zhang in one fall (idiom)
  2. fig. (of business, popularity etc) to suffer a sudden, devastating decline
  3. to take a dive
Definitions (粵典–words.hk)
  1. 動詞
    好​短​時間​內​就​差​咗​好多
    to suffer from a drastic decline; literally "to drop a thousand in one fall"
    • 沙士期間,食肆生意一落千丈。
      沙士期间,食肆生意一落千丈。
      saa1 si2 kei4 gaan1, sik6 si3 saang1 ji3 jat1 lok6 cin1 zoeng6.
      During the breakout of SARS, restaurants earned a lot less.
Definitions (Wiktionary)
  1. phrase, figuratively, idiomatic
    to suffer a devastating decline; to decline drastically
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (粵典–words.hk)
  1. Cantonese
    沙士期间,食肆生意一落千丈。
    沙士期間,食肆生意一落千丈。
    saa1 si2 kei4 gaan1, sik6 si3 saang1 ji3 jat1 lok6 cin1 zoeng6.
    • During the breakout of SARS, restaurants earned a lot less.