Definition of meltdown Meltdown

/mɛˈltdawˌn/ - [meltdawn] -

We found 7 definitions of meltdown from 4 different sources.

What does meltdown mean?

Noun Plural: meltdowns
meltdown - a disaster comparable to a nuclear meltdown; "there is little likelihood of a meltdown comparable to the American banking collapse in March 1933"
meltdown - severe overheating of the core of a nuclear reactor resulting in the core melting and radiation escaping
		nuclear meltdown

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meltdown (Noun)
Severe overheating of the core of a nuclear reactor resulting in the core melting and radiation escaping.
meltdown (Noun)
A situation being likened to a nuclear meltdown; a crisis.
meltdown (Noun)
A tantrum.