口くちを切きる

expression, godan verb (-ru)

break the silence; be the first to speak

Used when someone initiates conversation in a group or after a pause. Often implies taking the lead or opening a discussion.

• 会かい議ぎで最さい初しょに口くちを切きったのは彼かれだった。

  He was the one who broke the silence first at the meeting.

• 誰だれも話はなさないので、私わたしが口くちを切きることにした。

  Since no one spoke, I decided to be the first to speak.

expression, godan verb (-ru)

open for the first time; broach; break a seal

Refers to physically opening a container, cask, or sealed item for the first time. Often used with barrels, bottles, or new products.

• 新あたらしいワインの樽たるの口くちを切きる。

  Broach a new cask of wine.

• 届とどいたばかりの醤しょう油ゆ瓶びんの口くちを切きった。

  I opened the seal on the newly delivered soy sauce bottle.