柒頭 [－头]

Jyutping cat6 tau4
Pinyin qī tóu

Definitions (CC-CANTO)
  1. (curse language) to call someone sucker, stupid, foolish
Definitions (粵典–words.hk)
  1. 名詞、粗俗
    字面​解作​某人​個頭​同陽​具個​龜頭​一​撚​樣​，​鬧人​（​通常​男人​）​樣衰​兼​柒
    dickhead
    • 咪埋嚟啦柒頭，唔侵你玩呀！
      咪埋嚟啦柒头，唔侵你玩呀！
      mai5 maai4 lai4 laa1 cat6 tau4, m4 cam1 nei5 waan2 aa3!
      Don't come any closer dickhead. We don't want you.
Definitions (Wiktionary)
  1. noun, Cantonese, derogatory, vulgar
    dickhead; fucker (term of address for a contemptible person)
Examples (粵典–words.hk)
  1. Cantonese
    咪埋嚟啦柒头，唔侵你玩呀！
    咪埋嚟啦柒頭，唔侵你玩呀！
    mai5 maai4 lai4 laa1 cat6 tau4, m4 cam1 nei5 waan2 aa3!
    • Don't come any closer dickhead. We don't want you.
  2. Cantonese
    弹开啦，柒头。
    彈開啦，柒頭。
    daan6 hoi1 laa1, cat6 tau4.
    • Get lost, dickhead.