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Jyutping tong1 sei2 ngau4
Pinyin tāng sǐ niú

Definitions (Kaifangcidian)
  1. 打劫
  2. 打悶棍 – 打闷棍
  3. 攔路搶劫 – 拦路抢劫

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Jyutping tong1 sei2 ngau4
Pinyin tāng sǐ niú

Definitions (粵典–words.hk)
  1. 動詞、俚語
    (​喺​路上​)​打劫
    to rob, especially on a road; literally "to butcher a dead cow"

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Jyutping tong1 sei2 ngau4
Pinyin dāng sǐ niú

Definitions (CC-CANTO)
  1. mugging; armed robbery; robbery at gunpoint