Skip to main content
Urban Dictionary Merch
Your favorite words on things you can wear, drink from, read, or give to a friend.
The Urban Dictionary Store sells gifts you’ll have to explain.
Derived from the words, combust and burst. It defines when you have over eaten and flatulence comes out of both ends
“Emma ate so many chilli dogs that she combursted.”
Comburst by BurstingBabe August 18, 2025

Combustible lemon

All right, I've been thinking. When life gives you lemons, don't make lemonade. Make life take the lemons back. GET MAD! I DON'T WANT YOUR DAMN LEMONS! WHAT AM I SUPPOSED TO DO WITH THESE?! DEMAND TO SEE LIFE'S MANAGER! Make life RUE the day it thought it could give CAVE JOHNSON LEMONS! DO YOU KNOW WHO I AM?! I'M THE MAN WHO'S GONNA BURN YOUR HOUSE DOWN! WITH THE LEMONS! I'm gonna get my engineers to invent a combustible lemon that's gonna BURN YOUR HOUSE DOWN!
To get turned on or about to feel a certain emotion.
Maria: Jimin looks so hot I’m about to combust!
Anne: dang me too
Combust by Mariethemaria May 29, 2019

Shitaneous Combustion 

Unexpected and severe gassy diarrhea.
After eating lunch at the taco truck down the street, I had shitaneous combustion when I got back to work.
Shitaneous Combustion by Htos_Drol November 27, 2012

Mongolian Nut Combuster 

A sexual encounter involving 3 males. One fully naked man is standing with his scrotum dangling and his legs spread wide. The two others are wearing full Mongolian native tribal gear standing 10 yards away from the man. One is facing his front, and the other is facing his behind. They begin chanting, and when the chanting reaches a climax, they both charge head first and torpedo dive into male 1's nutsack causing a full explosion, Then males 2 and 3 use the blood and mutilated testicles to masturbate.
I cant believe i just gave my grandfather a Mongolian Nut Combuster!

Combustible lemon

A sour citrus fruit that a man named Cave Johnson invented to make explosive. It is capable of burning a house down.
When life gives you lemons, don't make lemonade, make life take the lemons back! GET MAD! I DON'T WANT YOUR DAMN LEMONS, WHAT THE HELL AM I SUPPOSED TO DO WITH THESE?! Demand to see lifes' manager!! Make life rue the day it thought i could give Cave Johnson lemons!! DO YOU KNOW WHO I AM!? I'M THE MAN WHO'S GONNA BURN YOUR HOUSE DOWN! WITH THE LEMONS! I’m gonna get my engineers to invent a Combustible lemon that burns your house down!
Combustible lemon by beans lad July 26, 2011
More from Urban Dictionary

funflation 

The recent boom in consumer spending on entertainment and experiences with a high demand running up the cost of enjoying of those experiences.
I’m trying to go to this Taylor Swift concert but the funflation has made it so impossible for me to afford tickets.
funflation by Dfree523 November 17, 2023
Word of the Day on October 13, 2026
A US deep south term for an alligator. Usually used in the Cajun dialect.
Take the big pirogue, I saw a huge swamp dog out there earlier.
swamp dog by Crystal Ambrose May 22, 2006
Word of the Day on October 12, 2026

Throat Sweats 

The feeling and build up in your mouth/throat of saliva that sometimes accompanies nausea.
Oh man those burritos gave me the throat sweats, I hope I don’t have food poisoning.
Throat Sweats by TacoFings420 April 23, 2024
Word of the Day on October 11, 2026
Being ignored by someone when making a statement or asking a question. Also known as blanked and turfed.
Person 1: Did u watch ** last nite?
Person 2:......
Person 3: O no u got aired!
aired by Pietro February 9, 2005
Word of the Day on October 10, 2026

piddlefart

verb. To waste time doing nothing.
Instead of doing my homework, I decided to piddlefart around for two hours.
piddlefart by Rene April 25, 2005
Word of the Day on October 9, 2026
Load more