Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun death_knell

2 senses of death knell

Sense 1
death knell -- (an omen of death or destruction)
       => omen, portent, presage, prognostic, prognostication, prodigy -- (a sign of something about to happen; "he looked for an omen before going into battle")

Sense 2
death knell, death bell -- (a bell rung to announce a death)
       => bell -- (a hollow device made of metal that makes a ringing sound when struck)