noun
- a person who predicts or believes that disaster or catastrophe is imminent
Usage: informal; often used with a slightly critical or dismissive tone
Examples
- The doomsdayer warned that the economy would collapse within months.
- Climate doomsdayers have been predicting environmental catastrophe for decades.
- He's such a doomsdayer—he thinks everything will end badly.
- The financial doomsdayers were wrong about the market crash.
- Don't listen to those doomsdayers; things aren't as bad as they claim.
- She dismissed the doomsdayers and continued with her optimistic plans.