Definitions of erupt
British English : erupt When a volcano erupts, it throws out a lot of hot, melted rock called lava, as well as ash and steam. VERBThe volcano erupted, devastating the surrounding area.
verb
- to eject (steam, water, and volcanic material such as lava and ash) violently or (of volcanic material, etc) to be so ejected
- (intransitive) (of a skin blemish) to appear on the skin; break out
- (intransitive) (of a tooth) to emerge through the gum and become visible during the normal process of tooth development
- (intransitive) to burst forth suddenly and violently, as from restraint ⇒ to erupt in anger