長ちょう広こう舌ぜつを振ふるう

expression, godan verb (-u)

make a long-winded speech; give a long talk

Idiomatic expression describing someone speaking at length, often with a negative or critical nuance of being overly verbose or boring.

• 会かい議ぎで部ぶ長ちょうが長ちょう広こう舌ぜつを振ふるって、みんなうんざりしていた。

  The department head made a long-winded speech at the meeting, and everyone was fed up.

• 彼かれは酒さけを飲のむといつも長ちょう広こう舌ぜつを振ふるう。

  He always gives a long talk when he drinks.