verb
1. erupt or intensify suddenly
e.g. Unrest erupted in the country
Tempers flared at the meeting
The crowd irrupted into a burst of patriotism
Synonym: eruptirruptflare upflareburst out
2. come open suddenly and violently, as if from internal pressure
e.g. The bubble burst
3. open with force
e.g. He broke open the picnic basket