deal a death blow

deal something a death blow

to take an action that causes something to end or fail New attacks dealt a death blow to the peace talks.

Name	Pronounced	Usage
Priya	-	Hinduism, Indian, Hindi, Marathi, Tamil, Telugu, Malayalam, Kannada, Bengali
Kimi	KEE-mee	Finnish
Mitch	MICH	English
Euria	-	Basque
Zelimkhan	-	Chechen
Selene	[si'li:ni]