kill something stone dead

kill (something) stone dead

To totally halt or end something; to destroy or ruin something utterly. The nasty feedback she got about the painting killed her ambition stone dead. Many thought the rise of digital media formats would kill physical media stone dead, but people have proven that their desire to collect and own something outright often outweighs their desire for convenience.
See also: dead, kill, stone

kill something stone ˈdead

(informal) completely destroy something; end something: This has killed my chances of promotion in this company stone dead.
See also: dead, kill, something, stone