威いを振ふるう

expression, godan verb (-u)

exercise authority; throw one's weight around

Used when someone uses their power or influence to control others, often with a nuance of overbearing or domineering behavior.

• 新あたらしい上じょう司しはすぐに威いを振ふるい始はじめた。

  The new boss immediately started throwing his weight around.

• 彼かれは会かい議ぎで威いを振ふるって、自じ分ぶんの意い見けんを通とおした。

  He exercised his authority at the meeting and pushed through his own opinion.