tóng​guī​yú​jìn

mutual destruction

同归于尽 (同歸於盡) tóng​guī​yú​jìn
mutual destruction idiom
to perish together; to die in such a way that another party also perishes

He decided to detonate the explosives and perish together with the enemy.

Frequency

Movie subtitles
1.46 per million appears in 1% of films
Written text
1.17 per million

Sources

Definitions
CC-CEDICT