ビシッと
bishitto

Adverb

1. with a snap; (break) cleanly

Onomatopoeia
Adverb

2. (reject) sternly; flatly

Adverb

3. smartly (e.g. of dressing up well)

今日 きょうはビシッと めちゃって、デートでもあるのかい。
kyōwa bishitto kimechatte dētodemo aru nokai.
What are you doing dressed so well? Do you have a date or something?
Other forms: