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Jyutping jat1 je6 sing4 ming4
Pinyin yī yè chéng míng

Definitions (Wiktionary)
  1. phrase, idiomatic
    to become famous overnight
Examples (粵典–words.hk)
  1. Cantonese
    一夜成名
    一夜成名
    jat1 je6 sing4 ming4
    • to become famous overnight
  2. Cantonese
    呢个素人拍片放上 YouTube 之后一夜成名。
    呢個素人拍片放上 YouTube 之後一夜成名。
    ni1 go3 sou3 jan4 paak3 pin2 fong3 soeng2 ju1 tup1 zi1 hau6 jat1 je6 sing4 ming4.
    • This amateur was infamous until he posted a video on YouTube.