Arbitrary, high-handed, or tyrannical behavior; treating others oppressively or with forceful arrogance.
上司の横暴な命令に誰も反論できなかった。
No one could argue against the boss's high-handed orders.
彼は権力を振りかざして横暴に振る舞った。
He behaved tyrannically, wielding his power over others.
横暴な対応は会社の評判を下げることになる。
High-handed treatment will damage the company's reputation.