- a bomb or shell that fails to explode
- a person or thing that fails or is ineffectual
Origin of dudprobably from Dutch dood, dead
- A bomb, shell, or explosive round that fails to detonate.
- Informal One that is disappointingly ineffective or unsuccessful.
- duds Informal a. Clothing.b. Personal belongings.
Origin of dudMiddle English dudde a cloak
Ultimately from dudde (“ragged clothing or cloth”), of uncertain origin beyond that.