expression, godan verb (-su)
splash water; flick water
Used for intentionally or unintentionally making water fly off a surface, such as shaking wet hands or a wet object.
犬がプールから上がって、体中の水を飛ばした。
The dog got out of the pool and shook water all over.
手を洗った後、水を飛ばさ
Please don't flick water after washing your hands.