ぴんと

taut; straight

→ ぴん
phrase Rare #40,417
taut; straight Describes something becoming or being stretched straight and firm, or held stiffly.
JA: 彼女は背筋をぴんと伸ばした。
EN: She straightened her back.

彼の重さでロープがぴんと張った。

The rope pulled taut under his weight.

強い風を受けて帆がぴんと張った。

The sail billowed taut in the strong wind.