dud
adjective
- 1
failing to detonate; especially not charged with an active explosive
he stepped on a dud mine
noun
- 1
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
- 2
an explosion that fails to occur
- 3
someone who is unsuccessful
Also useful for “dud”:Unscrambler— Turn loose letters into real words