noun, noun or participle which takes 'suru', intransitive verb
dying in a lost battle; falling in a lost cause
Used for dying in a battle or conflict that one's side ultimately loses. Often appears in historical or military contexts.
彼は最後の戦いで敗死した。
He died in the final battle, which his side lost.
多くの兵士が敗死を遂げた。
Many soldiers met their end in a lost cause.