0 a warning of the end of something:
1 a warning of the end of something:
Defeat of this bill sounds a death knell for consumer protection.
If plans to produce cellulosic ethanol are carried very far, it could be the death knell for biodiversity and, with it, humanity's life-support systems.
The collaboration of director and designer fell apart, but the death knell for the door was clearly at hand.
Online delivery is not the death knell for record companies.
But the synchro-cyclotron is not a symptom of the thriving state of nuclear physics, more like its death knell.
Assimilation may not be the death knell of a minority language, but language choice generally means "going with the flow," and the flow is toward the majority language.
If it fails and there happens to be a test ban meanwhile, that will be the death knell of our nuclear effectiveness.
When she was elected, she said that it was the death knell of the poll tax, and she was right.
Privatisation of the electricity industry sounded the death knell of the coal industry and, with it, coal-fired electricity generation.
