Anything that doesn’t work properly, or fails to come up to expectations; a dud.
A firework that has been wet and therefore fails to go off correctly.
An abortive effort; a flop or dud.
Failure of an exploding nuclear bomb to meet its expected yield during testing.
A state of agitation or worry.
A spluttering or hissing sound.
To fail to generate the expected yield when exploded during testing.
To decay or die off to nothing; to burn out; to end less successfully than previously hoped.
To sputter or hiss.