不漏洞拉 [－－－－]

Jyutping bat1 lau6 dung6 laai1
Pinyin bù lòu dòng lā

Definitions (Wiktionary)
  1. intj, Cantonese, Hong-Kong, ethnic, offensive, slur
    mimicking greeting in Vietnamese
  2. noun, Cantonese, Hong-Kong, ethnic, offensive, slur
    Vietnamese refugees; Vietnamese