To cause to burst forth; to eject; as, to erupt lava.
- To emerge violently from restraint or limits; explode: My neighbor erupted in anger over the noise.
- To become violently active: The volcano erupted after years of dormancy.
- To force out or release something, such as steam, with violence or suddenness.
- To break through the gums in developing. Used of teeth.
- To appear on the skin. Used of a rash or blemish.
- To force out violently.