烏錢 [乌钱]

Jyutping wu1 cin4
Pinyin wū qián

Definitions (Wiktionary)
  1. noun, Xiamen, Zhangzhou
    black money; dirty money; ill-gotten money
    (syn.) 黑錢, 黑钱, 僥幸錢, 侥幸钱, 乌心钱, 烏心錢