Related Clues:

• Gush profusely
• Blow like Eyjafjallajokull
• Expel (smoke) forcefully
• Spew like a volcano
• Water from a water fountain
• Erupt forcibly
• Forcefully throw off hot lava
• Break out in laughter up there
• Gush like geysers
• Express anger
• Blow up, being rather uptight? Not entirely
• What shaken soda cans do after being opened
• Blow like a cinder cone
• Explode like a volcano
• Innocent returned: time to break out