adverb
Describes a quick, smooth, or sharp movement, often with a sense of neatness or efficiency.
彼はシュッと立ち上がった。
He stood up quickly.
シュッと手を動かして合図した。
He signaled with a swift hand movement.
adverb
with a swish; with a whoosh
Mimics the sound or sensation of something cutting through the air smoothly, like a whip or a fast-moving object.
鞭がシュッと空を切った。
The whip swished through the air.
矢がシュッと飛んでいった。
The arrow flew with a whoosh.