識……老鼠 [识－－－－]

Jyutping sik1 … … lou5 syu2
Pinyin shí …… lǎo shǔ

Definitions (Wiktionary)
  1. verb, Cantonese, colloquial
    to not know someone
    • 我識你老鼠！
      我识你老鼠！
      ngo5 sik1 nei5 lou5 syu2!
      I don't know you!