スタッグパーティー

noun

stag party; bachelor party

A party for a man who is about to get married, typically attended only by men. The term is a direct loan from English and is used in modern Japanese contexts.

• 来らい週しゅう、友とも達だちのスタッグパーティーを開ひらく予よ定ていだ。

  We're planning to throw a stag party for a friend next week.

• スタッグパーティーでは新しん郎ろうをからかうのが恒こう例れいだ。

  It's customary to tease the groom at a stag party.