Definition of dud
- something that has no value or that does not work
Usage examples of dud
The new flashlight was a dud and would not turn on.
His big business idea turned out to be a dud.
The firework was a dud; it made smoke but no burst of light.
Term
dud n
Dud means something that has no value or that does not work. Explore the term's definition, IPA/phonetic pronunciation, and usage examples.