Definition from Wiktionary, the free dictionary
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- To violently eject.
- The volcano erupted, spewing lava across a wide area.
- (figuratively) To spontaneously release pressure or tension.
- The crowd erupted in anger.
- 2010 December 29, Chris Whyatt, “Chelsea 1 - 0 Bolton”, BBC::
- And Stamford Bridge erupted with joy as Florent Malouda slotted in a cross from Drogba, who had stayed just onside.
- 2012 January 1, Michael Riordan, “Tackling Infinity”, American Scientist, volume 100, number 1, page 86:
- Some of the most beautiful and thus appealing physical theories, including quantum electrodynamics and quantum gravity, have been dogged for decades by infinities that erupt when theorists try to prod their calculations into new domains. Getting rid of these nagging infinities has probably occupied far more effort than was spent in originating the theories.
Related terms 
to violently eject
to spontaneously release pressure or tension
- The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Help:How to check translations.
Translations to be checked
- erupt in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913
- erupt in The Century Dictionary, The Century Co., New York, 1911
- erupt at OneLook Dictionary Search