お株かぶ

noun

one's forte; strong point; specialty

Refers to a skill or area where someone excels, often used when someone else tries to imitate or compete in that area. Common in phrases like お株を奪う (to beat someone at their own game).

• 料りょう理りは彼かの女じょのお株かぶだ。

  Cooking is her forte.

• 彼かれにお株かぶを奪うばわれてしまった。

  He beat me at my own game.