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Jyutping jat1 jin4 gau2 ding2
Pinyin yī yán jiǔ dǐng

Definitions (粵典–words.hk)
  1. 語句、俚語
    指人​好​鍾​意駁​斥​其他人​講​嘅​嘢​,​人講​一句​説​話​,​佢​就​頂​返​、​駁返​九句​。​改​自​一言九鼎​,​「​鼎​」​同​「​頂​」​兩個​字​同音​。
    to be excessively argumentative; literally: one talk nine back, modified from the idiom: one word carries nine tripods
    • 佢最鍾意同人拗頸,句句都一言九頂。
      佢最钟意同人拗颈,句句都一言九顶。
      keoi5 zeoi3 zung1 ji3 tung4 jan4 ngaau3 geng2, geoi3 geoi3 dou1 jat1 jin4 gau2 ding2
      He likes to argue so much. One talk nine back.
Examples (粵典–words.hk)
  1. Cantonese
    佢最钟意同人拗颈,句句都一言九顶。
    佢最鍾意同人拗頸,句句都一言九頂。
    keoi5 zeoi3 zung1 ji3 tung4 jan4 ngaau3 geng2, geoi3 geoi3 dou1 jat1 jin4 gau2 ding2
    • He likes to argue so much. One talk nine back.