To act arbitrarily and domineeringly; despotic and overbearing; high-handed and dictatorial.
那位主管因为受到公司高层的庇护，行事越来越专擅跋扈，完全不把同事的意见放在眼里。
The supervisor, protected by the company's senior management, became increasingly despotic and overbearing, completely disregarding colleagues' opinions.
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