1. a loud explosion or the sound it makes
Usage: informal

1. used to represent the sound of a loud explosion or impact
Usage: informal; onomatopoeia

1. to explode or make a loud booming sound
Usage: informal

Examples

• Kaboom! The fireworks lit up the night sky.
• We heard a kaboom when the construction crew detonated the dynamite.
• The car kaboomed into the wall with tremendous force.
• The video game made a kaboom sound every time the player defeated an enemy.
• When the bomb went off, there was a massive kaboom that shook the building.
• The superhero kaboomed through the wall to catch the villain.