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Jyutping zau1 gung1
Pinyin zhōu gōng

Definitions (CC-CEDICT)
  1. Duke of Zhou (11th c. BC), son of King Wen of Zhou 周文王[Zhou1 Wen2 wang2], played an important role as regent in founding the Western Zhou 西周[Xi1 Zhou1], and is also known as the "God of Dreams"
Definitions (粵典–words.hk)
  1. 名詞、俚語
    即​係​周朝​立國國​君姬​發個​細佬姬旦​(​周公旦​)​。​由​於​孔子​嘅​一句​「​久​矣​吾​不​復​夢​見​周公​」​而​受民間​追捧​為夢神​,​所以​通常​又​用作​瞓​覺​嘅​代​稱​(​參見​揾​周公​)​。
    a prince in the Zhou dynasty that Confucius admired and met in the dreams, nowadays his name is often used as an euphemism of sleeping
    • 周公之禮
      周公之礼
      couples go to bed together (to have sex); literally: ceremony of prince Zhou
    • 我星期日約咗周公,唔出街喇。
      我星期日约咗周公,唔出街喇。
      I will sleep for whole day in coming Sunday, I won't go out.
    • 温兩頁書就見周公,考試實肥佬啦。
      温两页书就见周公,考试实肥佬啦。
      You fell asleep after reviewing just 2 pages, I think you will definitely fail in the exam.
Definitions (Wiktionary)
  1. name
    Duke of Zhou
  2. noun, figuratively, literary
    dream
Examples (Tatoeba—Mandarin-English)
  1. Mandarin
    我现在要忙见周公去。
    我現在要忙見周公去。
    wǒ xiàn zài yào máng jiàn zhōu gōng qù 。
    • I am going to sleep.
Examples (粵典–words.hk)
  1. Cantonese
    我琴晚一早就去咗揾周公喇。
    我琴晚一早就去咗揾周公喇。
    ngo5 kam4 maan5 jat1 zou2 zau6 heoi3 zo2 wan2 zau1 gung1 laa3.
    • Last night I went to sleep early.
  2. Cantonese
    周公之礼
    周公之禮
    • couples go to bed together (to have sex); literally: ceremony of prince Zhou
  3. Cantonese
    我星期日约咗周公,唔出街喇。
    我星期日約咗周公,唔出街喇。
    • I will sleep for whole day in coming Sunday, I won't go out.
  4. Cantonese
    温两页书就见周公,考试实肥佬啦。
    温兩頁書就見周公,考試實肥佬啦。
    • You fell asleep after reviewing just 2 pages, I think you will definitely fail in the exam.