ブラックマネー

noun

black money; illegal money; dirty money

Refers to money earned through illegal activities or hidden from tax authorities. A direct loan from English, used in contexts like tax evasion, bribery, and organized crime.

• 彼かれはブラックマネーを海かい外がいの口こう座ざに隠かくしていた。

  He hid black money in an overseas account.

• ブラックマネーの流ながれを追つい跡せきするのは難むずかしい。

  It is difficult to trace the flow of black money.