肩かたをそびやかす

expression, godan verb (-su)

square one's shoulders; throw one's shoulders back

Idiomatic expression describing a deliberate, often intimidating posture; used when someone puffs up or squares their shoulders to appear bigger or more confident. Compare 肩をいからせる.

See also: 肩をいからせる

• 彼かれは相あい手てを威い圧あつしようと肩かたをそびやかした。

  He squared his shoulders to intimidate his opponent.

• 社しゃ長ちょうの前まえで肩かたをそびやかすのはやめたほうがいい。

  You'd better not throw your shoulders back in front of the president.