To be in serious trouble or to be certain to fail.
If I don't finish this report, I'm a dead duck.
The company is a dead duck if they don't innovate to compete with the new tech.
Frequently Asked Questions
The phonetic transcription of "dead duck" is /ˌded ˈdʌk/ in British English and /ˌded ˈdʌk/ in American English. Click the 🔊 button to hear both pronunciations.
Synonyms for "dead duck": goner, failure.
Example usage of "dead duck": "His proposal is a dead duck if he doesn't get support soon.". More examples on the page.