Dirty Firework

Any sexual act caused by or relating to Katy Perry.

Guy1: Man, last night I did a dirty firework!
Guy2: Yeah man, whenever I watch Katy Perry's music videos I cream myself.

by BabyI'mAFirework June 20, 2011

Firework roulette

4 guys, 4 fireworks. 3 are dismantled and one is still intact. everyone puts one up their ass and everyone lights it at the same time.

Mike died playing firework roulette with the boys

by POemel June 16, 2021

firework trees

trees with colorful lights on them.

when we were driving we saw firework trees.

by teriq March 1, 2009

Fireworked

Ejaculation, usually premature.

"How did it go with Katy last night?"
"Dude, I fireworked all over her stomach"
"Holy shit dude"

by Ojap September 10, 2009

firework powder

The correct way to say 'gunpowder' is firework powder.

Many people do not know this as it was only finalised a short while ago due to an incident of someone throwing up their liver (yikes!)
Phil Knight, the smart person who changed the name said that 'people have benefited greatly from this change of awful wording'

Grace: iT's GuNpOwDeR nOt FiReWoRk PoWdEr!
Sane person: actually it is firework powder you idiot

by Let me hear you say wayhoo November 5, 2019

Tijuana Firework

When you shit and vomit at the same time.

Don't drink the water, it gave me some nasty Tijuana fireworks

by TequilatTittyTwister July 10, 2015

White Firework

When you *ejaculate* underwater and it starts to *float* it's called a "White Firework*

I was underwater with my goggles on until I saw some *White Fireworks*

by BigPenisBlackMan March 14, 2022