Acting overbearingly or arrogantly toward others; being high‑handed. Usually used negatively.
彼は上司になってから、高飛車になってしまった。
Since he became a boss, he has become high‑handed.
彼女の高飛車な物言いに、みんなが気分を害した。
Everyone was offended by her high‑handed way of speaking.
あまり高飛車に出ると、反感を買うよ。
If you act too high‑handed, you'll create resentment.
子どもに対して高飛車な態度をとるのはよくない。
It's not good to take a high‑handed attitude toward children.