noun
long hitter; power hitter
Used in sports like golf and baseball for a player who hits the ball far.
彼はチームで一番の飛ばし屋だ。
He is the biggest long hitter on the team.
noun
fast driver; speed demon
Refers to someone who drives a car very fast, often with a nuance of recklessness.
あの飛ばし屋はよくスピード違反で捕まる。
That speed demon often gets caught for speeding.