Definition of "fizzle" in Englisch

verb

1. To sputter or hiss.

   • The soda fizzled for several minutes after it was poured.

2. (figuratively, informal) To decay or die off to nothing; to burn out; to end less successfully than previously hoped.

   • The entire project fizzled after the founder quit.

3. (military, of a nuclear weapon) To fail to generate the expected yield when exploded during testing.

   • The shot fizzled, generating only 200 tons rather than the 30 kilotons they were aiming for.

noun

1. A spluttering or hissing sound.

2. (military) Failure of an exploding nuclear bomb to meet its expected yield during testing.

3. An abortive effort; a flop or dud.

4. A state of agitation or worry.