To end or fail gradually and in a disappointing, unexciting way.
To slowly stop and disappear, usually in a disappointing way — like fireworks that don't go off.
2 meanings, ordered from most common to least. Color-coded by CEFR level.
To gradually end or fail in a weak and disappointing way, lacking the impact or success that was expected.
"Their romance fizzled out after only a few months."
The movement seems to have fizzled out after its initial burst of energy.
— The New York Times, political commentary, common usage in print journalism
For a fire, firework, or explosive to fail to ignite properly or to go out weakly.
"The firework fizzled out with a sad little pop instead of a bang."
A fizz is the sound of escaping gas or a weak spark — something fizzling out makes that weak, anticlimactic sound before stopping.
To slowly stop and disappear, usually in a disappointing way — like fireworks that don't go off.
Always intransitive. Carries a strong connotation of disappointment — things that 'fizzle out' had potential but didn't deliver. Very common in journalism and everyday speech to describe failed plans, relationships, or movements.
Natural word combinations native speakers use most often.
The five tense forms you'll use most often.
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