性しょう懲こりもない

expression, i-adjective

incorrigible; dogged; never learning one's lesson

Describes someone who stubbornly repeats the same mistake or behavior without learning from experience. Often used in the adverbial form 性懲りもなく.

See also: 性懲りもなく

• 彼かれは性しょう懲こりもなくまた同おなじ失しっ敗ぱいを繰くり返かえした。

  He incorrigibly repeated the same mistake again.

• 性しょう懲こりもない奴やつだな。

  What an incorrigible guy.