The writers are killing off lots of people in the soap opera.

(Jason) The only thing I had handy to send them was this one dinky little program I'd written for fun.
(Mom) And it killed off interest?
(Jason) Actually, it killed off the Internet.

Marouane Chamakh then spurned a great chance to kill the game off when he ran onto Andrey Arshavin's lofted through ball but shanked his shot horribly across the face of goal.

There are many ways to kill off projects, and the Department for Transport is proving particularly adept at finding new ones.

The moment is reminiscent of other bet-the-company gambles, such as when Netflix killed off its DVD-mailing business last decade to focus on streaming.

Kill off

Meaning

Verb