To decay or die off to nothing; to burn out; to end less successfully than previously hoped.
To fail to generate the expected yield when exploded during testing.
To sputter or hiss.
Failure of an exploding nuclear bomb to meet its expected yield during testing.
An abortive effort; a flop or dud.
A state of agitation or worry.
A spluttering or hissing sound.
To go extinct or become obsolete; to fall out of common practice or use; to become a thing of the past.