Definition of meltdown
1 : the accidental melting of the core of a nuclear reactor
2 : a rapid or disastrous decline or collapse
3 : a breakdown of self-control (as from fatigue or overstimulation)
Examples of meltdown in a Sentence
fears that an accident could cause meltdown
a company experiencing financial meltdown
After a long day at the beach, our toddler had a major meltdown in the car on the way home.
Recent Examples of meltdown from the Web
TAKEAWAY With Anderson out for at least six weeks, the timing of Guerra's meltdown couldn't be worse for the Brewers.
Yet while the loss of Turner seems to be the bigger problem on the surface, the bullpen’s latest meltdown is far more vexing.
Three former executives from Tokyo Electric Power Co. pleaded not guilty to charges of negligence at the beginning of the only criminal trial related to Japan’s nuclear-plant meltdown six years ago.
As the Fed noted in releasing the results yesterday, big financial firms have more than doubled that capital cushion in the years since the meltdown.
Subway meltdowns have become all too frequent, with delays skyrocketing as pieces of antiquated equipment fail regularly.
Trump and Republican lawmakers are now trying to do away with consumer protections put in place after the financial meltdown of 2008.
Federal officials are requesting a 20-year extension involving the storage at an Idaho facility of reactor core debris from the partial meltdown at the Three Mile Island nuclear power plant.
The meltdown triggered a 12-day special session that Gov. Edwards had presumptively called to deal with such an outcome.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'meltdown'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of meltdown
MELTDOWN Defined for English Language Learners
Definition of meltdown for English Language Learners
: an accident in which the core of a nuclear reactor melts and releases radiation
: a very fast collapse or failure
: a very fast loss of emotional self-control
Seen and Heard
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