Longman Dictionary of Contemporary English homepage

dud

 noun
     
dud [countable]
1 something that is useless, especially because it does not work correctly:
Several of the fireworks were duds.
2

duds

[plural] informalDCC clothes
—dud adjective:
a dud light bulb
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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