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Jyutping lok6 hung1
Pinyin luò kōng

Definitions (CC-CEDICT)
  1. to fail; to fall through; to come to nothing
Definitions (Wiktionary)
  1. verb
    to fail to achieve something; to come to nothing; to fall through
  2. verb, Wu
    to find time (to do something); to take time

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Jyutping lok6 hung1
Pinyin lào kōng

Definitions (CC-CEDICT)
  1. to fail to achieve something; to be fruitless
Definitions (粵典–words.hk)
  1. 動詞
    結果​都​係​得​唔​到​;​不​果
    to end up in nothing
    • 好夢落空
      好梦落空
      hou2 mung6 lok6 hung1
      dream ending up in nothing
    • 願望落空
      愿望落空
      jyun6 mong6 lok6 hung1
      wish not coming true
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)

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Jyutping lok6 hung1
Pinyin là kòng

Definitions (CC-CEDICT)
  1. to omit; to neglect (to do sth)
  2. to miss a chance; to let an opportunity slip by
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    脚踏两条船,必定落空。
    腳踏兩條船,必定落空。
    jiǎo tà liǎng tiáo chuán , bì dìng lào kōng 。
    • If you run after two hares, you will catch neither.
Examples (粵典–words.hk)
  1. Cantonese
    佢嘅希望落空。
    佢嘅希望落空。
    keoi5 ge3 hei1 mong6 lok6 hung1.
    • Her wishes came to naught.
  2. Cantonese
    你间屋咁大,但系得咁少家私,睇落空寥寥噉。
    你間屋咁大,但係得咁少傢俬,睇落空寥寥噉。
    nei5 gaan1 uk1 gam3 daai6, daan6 hai6 dak1 gam3 siu2 gaa1 si1, tai2 lok6 hung1 leu1 leu1 gam2.
    • Your house is spacious, but there isn't much furniture, which makes it looks quite empty.
  3. Cantonese
    好梦落空
    好夢落空
    hou2 mung6 lok6 hung1
    • dream ending up in nothing
  4. Cantonese
    愿望落空
    願望落空
    jyun6 mong6 lok6 hung1
    • wish not coming true