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Jyutping aa3 sei3
Pinyin ā sì

Definitions (粵典–words.hk)
  1. 名詞
    以往​指有​錢​人​屋企​嘅​佣人​,​而家​泛指​可以​隨意​俾人點​去​做​嘢​嘅​人
    used to refer to house servants or domestic workers who serve the rich and wealthy; today, it generally refers to people who are at one's disposal and could be ordered to do menial work
    • 乜都叫我做,你當我係你阿四呀?
      乜都叫我做,你当我系你阿四呀?
      mat1 dou1 giu3 ngo5 zou6, nei5 dong3 ngo5 hai6 nei5 aa3 sei3 aa4?
      "Do this! Do that!" What do you think I am, your servant?
    • 我喺呢度做阿四咖咋,影印、送信、斟茶、換水乜都要做。
      我喺呢度做阿四咖咋,影印、送信、斟茶、换水乜都要做。
      ngo5 hai2 gung1 si1 zou6 aa3 sei3 gaa3 zaa1, jing2 jan3, sung3 seon3, zam1 caa4, wun6 seoi2 mat1 dou1 jiu3 zou6.
      I do the menial work around here: a cup of tea for her, a letter delivered for him, keeping the water coolers filled and the documents photocopied.
Definitions (Wiktionary)
  1. noun, Cantonese
    domestic servant
  2. noun, Cantonese, broadly
    someone who is ordered around to do menial tasks

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Jyutping aa3 sei3
Pinyin a sì

Definitions (CC-CANTO)
  1. servant
Examples (粵典–words.hk)
  1. Cantonese
    乜都叫我做,你当我系你阿四呀?
    乜都叫我做,你當我係你阿四呀?
    mat1 dou1 giu3 ngo5 zou6, nei5 dong3 ngo5 hai6 nei5 aa3 sei3 aa4?
    • "Do this! Do that!" What do you think I am, your servant?
  2. Cantonese
    我喺呢度做阿四咖咋,影印、送信、斟茶、换水乜都要做。
    我喺呢度做阿四咖咋,影印、送信、斟茶、換水乜都要做。
    ngo5 hai2 gung1 si1 zou6 aa3 sei3 gaa3 zaa1, jing2 jan3, sung3 seon3, zam1 caa4, wun6 seoi2 mat1 dou1 jiu3 zou6.
    • I do the menial work around here: a cup of tea for her, a letter delivered for him, keeping the water coolers filled and the documents photocopied.