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Jyutping sam1 seot6 bat1 zing3
Pinyin xīn shù bù zhèng

Definitions (粵典–words.hk)
  1. 形容詞
    奸險​、​富​於​心計
    wicked; with malicious intentions
    • 呢個人心術不正,最好保持距離,唔係後患無窮。
      呢个人心术不正,最好保持距离,唔系后患无穷。
      ni1 go3 jan4 sam1 seot6 bat1 zing3, zeoi3 hou2 bou2 ci4 keoi5 lei4, m4 hai6 hau6 waan6 mou4 kung4.
      This guy is wicked. Keep distance or it will cause no end of trouble.
Examples (粵典–words.hk)
  1. Cantonese
    呢条友好眉好貌,实情心术不正,周不时落井下石。
    呢條友好眉好貌,實情心術不正,周不時落井下石。
    ni1 tiu4 jau2 hou2 mei4 hou2 maau6, sat6 cing2 sam1 seot6 bat1 zing3, zau1 bat1 si4 lok6 zeng2 haa6 sek6.
    • It seems he is an upright person but in fact he is always harboring evil intentions.
  2. Cantonese
    呢个人心术不正,最好保持距离,唔系后患无穷。
    呢個人心術不正,最好保持距離,唔係後患無窮。
    ni1 go3 jan4 sam1 seot6 bat1 zing3, zeoi3 hou2 bou2 ci4 keoi5 lei4, m4 hai6 hau6 waan6 mou4 kung4.
    • This guy is wicked. Keep distance or it will cause no end of trouble.
Examples (Wiktionary)
  1. Mandarin
    心术不正
    心術不正
    xīn shù bù zhèng
    • to harbour evil intentions (designs)