Boobsplosion Share definition Flag When a woman wears a very tight bra, and her boobs explode above the top of it, its a boobsplosion. Check her boobsplosion, she needs to learn to wear a proper sized bra! Boobsplosion by sambolina3 February 13, 2010 0 0 Get merch Get the Boobsplosion mug. Buy Now — $32.95 See more merch