Chernobyl explosion 

When a group of hairy men rub each other vigorously until explosion in a paper cup

Oh my god did you see that Chernobyl explosion in the alley behind the crack den.

Chernobyl explosion by hello lady May 17, 2015

condom explosion 

When you use a condom during sex but it explodes due to large ammounts of cum.

I tried to use a condom so i couldent get my girl pregnant... But i had a condom explosion.

condom explosion by metal nilla July 3, 2016

weiner explosion 

When your penis randomly explodes.

Yo, man. I think I have a bad case of weiner explosion coming on.
That sucks dude.

weiner explosion by bill4555 November 30, 2016

Elemental Explosion 

When you have to cum but you hold it in until your testicals explode.

"I think I have to cum."
"Don't hold it in or you might have an elemental explosion."
"I'll hold it in."

Elemental Explosion by DustorGold_KYS May 5, 2017

Cambrian Explosion 

The period about 541 million years ago when life in the oceans rapidly and drastically evolved creating an "explosion of new species,"

Alternatively, that god ass orgasm

"I love the Cambrian Explosion,"

or

"I love a Cambrian Explosion"

Cambrian Explosion by John Dice April 14, 2020

Peepee explosion 

When there is so much cum in ur cock that it self destructs

Wally had a Peepee explosion

Peepee explosion by PBI69420 March 18, 2020

Lebanon explosion 

A very tragic explosion that happened in Beirut, Lebanon that killed/injured many people.

Mike: "Yo, have you heard about the Lebanon explosion?"

Me: "Yeah man, saw it on the news"

Lebanon explosion by Kimchipapi August 11, 2020