[---]

Jyutping sin1 dou2 wai4 faai3
Pinyin xiān dǔ wéi kuài

Definitions (CC-CEDICT)
  1. joy of first experience (idiom)
  2. the pleasure of reading sth for the first time
Definitions (粵典–words.hk)
  1. 語句
    搶先​目睹​,​形容​渴望​見​到​嘅​心情
    to take delight in being the first to read or see something
    • 你拍寫真,可唔可以送本俾我先睹為快啊?
      你拍写真,可唔可以送本俾我先睹为快啊?
      nei5 paak3 se2 zan1, ho2 m4 ho2 ji5 sung3 bun2 bei2 ngo5 sin1 dou2 wai4 faai3 aa3?
      Can you give me a copy of your photo album so that I can take the advantage to read it earlier?
Definitions (Wiktionary)
  1. phrase, idiomatic
    to be the first to witness something and regard such action as a pleasure
Definitions (Kaifangcidian)
  1. (沒有對應漢語詞彙)
Examples (粵典–words.hk)
  1. Cantonese
    先睹为快
    先睹為快
    sin1 dou2 wai4 faai3
    • to take delight in being the first to read or see something
  2. Cantonese
    你拍写真,可唔可以送本俾我先睹为快啊?
    你拍寫真,可唔可以送本俾我先睹為快啊?
    nei5 paak3 se2 zan1, ho2 m4 ho2 ji5 sung3 bun2 bei2 ngo5 sin1 dou2 wai4 faai3 aa3?
    • Can you give me a copy of your photo album so that I can take the advantage to read it earlier?