godan verb (-su), transitive verb
shake off; flick off
Used for forcefully shaking or flicking something off, such as water, dust, or small objects, often with a swinging motion.
傘の水滴を振り飛ばす。
I shake the water drops off the umbrella.
手に付いた砂を振り飛ばした。
I shook the sand off my hands.