度ど胸きょうを据すえる

expression, ichidan verb

muster one's courage; resolve oneself; steel oneself

Rare expression meaning to gather one's courage or make a firm resolution, often in the face of difficulty. Similar to 覚悟を決める but less common.

See also: 覚悟を決める

• 彼かれは度ど胸きょうを据すえて、上じょう司しに反はん論ろんした。

  He mustered his courage and talked back to his boss.

• 大だい事じな試し合あいの前まえに、選せん手しゅは度ど胸きょうを据すえて臨のぞんだ。

  Before the important match, the player steeled himself and faced it.