"duds" in the noun sense
1. flop, dud, washout
someone who is unsuccessful
2. misfire, dud
an explosion that fails to occur
3. turkey, bomb, dud
an event that fails badly or is totally ineffectual
"the first experiment was a real turkey"
"the meeting was a dud as far as new business was concerned"
Source: WordNet® (An amazing lexical database of English)
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