暗くらい過か去こ

expression, noun

shadowy past; murky past; dark history

Refers to a person's or group's past that is hidden, shameful, or unpleasant. Often used when discussing someone's background or history that they would rather not reveal.

See also: 暗い

• 彼かれには暗くらい過か去こがあるらしい。

  He seems to have a shadowy past.

• その政せい治じ家かの暗くらい過か去こが暴あばかれた。

  The politician's dark history was exposed.