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Jyutping gwang1 lung4
Pinyin hōng lóng

Definitions (Wiktionary)
  1. noun, onomatopoeic
    rumbling
    • 轟隆一聲巨響,房子倒塌下來。
      轰隆一声巨响,房子倒塌下来。
      hōng lōng yī shēng jù xiǎng , fáng zi dǎo tā xià lái .
      The house collapsed with a thundering sound.

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Jyutping gwang1 lung4
Pinyin hōng lōng

Definitions (CC-CEDICT)
  1. (onom.) rumbling
  2. rolling
Definitions (Wiktionary)
  1. noun, onomatopoeic
    rumbling
    • 轟隆一聲巨響,房子倒塌下來。
      轰隆一声巨响,房子倒塌下来。
      hōng lōng yī shēng jù xiǎng , fáng zi dǎo tā xià lái .
      The house collapsed with a thundering sound.
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (Wiktionary)
  1. Mandarin
    轰隆一声巨响,房子倒塌下来。
    轟隆一聲巨響,房子倒塌下來。
    hōng lōng yī shēng jù xiǎng , fáng zi dǎo tā xià lái .
    • The house collapsed with a thundering sound.