noun
putting an end to; bringing to a close
Figurative use derived from the theatre: the act of closing the curtain on a matter, event, or situation. Often used in contexts of resolving or concluding something deliberately.
長引いた論争に幕引きを図る。
They attempt to bring the prolonged dispute to a close.
事件の幕引きはまだ見えない。
The end of the incident is still not in sight.
noun
person who opens and closes the curtains (in a theatre)
Literal theatrical role: the stagehand responsible for operating the curtain. Less common in modern usage, but still understood.
幕引きの合図で幕が下りた。
The curtain fell at the signal from the curtain operator.