ピシッと

adverb

with a crack; with a snap; with a slam

Describes a sharp, sudden sound or action, like a whip crack, a door slamming, or a snap.

• 鞭むちがピシッと鳴なった。

  The whip cracked sharply.

• ドアをピシッと閉しめた。

  I slammed the door shut.

adverb

firmly; sharply; sternly

Used for a strict, no-nonsense attitude or a sharp, decisive manner of speaking or acting.

• 先せん生せいは生せい徒とをピシッと叱しかった。

  The teacher scolded the student sternly.

• 彼かれはピシッとした態たい度どで指し示じを出だした。

  He gave instructions in a firm, sharp manner.

adverb, noun or participle which takes 'suru'

precisely; properly; neatly; tidily

Describes doing something exactly right, in a well-organized, meticulous way. Can also be used with する to mean 'to do something neatly'.

• 書しょ類るいをピシッと整せい理りした。

  I organized the documents neatly.

• 彼かれはいつも服ふく装そうがピシッとしている。

  He is always dressed neatly.