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.

backteria 

The prom committee held a pizza party in the backteria at lunch to celebrate a successful weekend.
backteria by kilbdo June 1, 2009

What the frick frack diddily dack patty wack snick snack crack pack slack mack quarterback crackerjack biofeedback backtrack thumbtack sidetrack tic-tac is this shit 

The ultimate expression of "What the fuck", this word is to be used only in the most extreme of situations. Brutal overuse of this term could lead to a tear in the fabric of the universe, causing reality to fall apart at an abstraction rate of 7.59 Cuils per second. Please be very careful with the word you have just read. The power of the cosmos rests in your hands.
John Watson: Holmes, I do believe this was not a murder, but in fact a suicide.
Sherlock Holmes: What the frick frack diddily dack patty wack snick snack crack pack slack mack quarterback crackerjack biofeedback backtrack thumbtack sidetrack tic-tac is this shit
Universe: *collapses*
Watson: dammit Holmes

bacteria rancher

A person that, unknowingly or knowingly, ranches bacteria by not showering after football practice, weightlifting or any activity that involves heavy sweating.

It's the type of person that, for example, sweats while working out at the gym, then leaves without showering and goes to deposit all the sweat, filth and bacteria into their car seats where it can multiply and get stronger.
Girl 1: Lana is such a skank. She works out at the gym, sweats all over her clothes, and then gets in her car and sweats into the seats!

Girl 2: Oh gross, she is such a bacteria rancher!
bacteria rancher by ausxau June 18, 2017

monsieur bacteria 

The opposite of Mr Beast - an evil genius who has a curly moustache, eats baguettes, cuts off your arms and legs, and steals $100000 dollars from people.
Person 1: Did you see that new monsieur bacteria video?
Person 2: YESS! He put down every dog in the pound
monsieur bacteria by dreamlovesyou_ September 15, 2020

backtraced 

The act of determining a Youtubers email address threw whats thought to be a rigorous series of complicated computer science equations.
I know were its coming from because i backtraced it, and i know wich email you doing it under, and your going to be reported to the cyber police and the state police
backtraced by ciszmo July 18, 2010

Bacteria John 

A mass of bacteria who was only featured in the Talking Bacteria John app. A bacteria that also adores aspirin, donuts, syringes and laughing crazy. Is also a member of ISIS. Has many brothers names John, John and John.
We must all praise our dark overlord Bacteria John and sacrifice syringes and aspirin to him.
Bacteria John by Emperor Fraise October 28, 2020
More from Urban Dictionary
anyone who succeeds in disgracing/over indulging themselves in the throws of clubland
28 hours and 4 clubs later, gurning for england but still refusing to go home - a total wrongun!!
wrongun by bevvers March 21, 2007
Word of the Day on October 8, 2026

square grouper

Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.
"Base we've got some square groupers floating outside of Miami harbor."
square grouper by slipsheet November 6, 2004
Word of the Day on October 7, 2026
A girl who does ballet and only talks about ballet. Her schedule is filled with dance classes which does not allow her to do any other activity.
"Hey, do you know that girl Sally?"

"Yeah, she's kind of annoying. All she ever talks about it ballet."

"Wow, what a Bunhead."

"Hey Sally, you want to hang out this weekend?"
"I can't, I have dance."
"You're such a Bunhead."

"Yeah... I know."
Bunhead by Jen00 October 24, 2014
Word of the Day on October 6, 2026

trucker's tan 

A sunburn or suntan focused on the left arm. It is caused by the left side of the body being the only half that gets exposed to sunlight while driving. Presumably, it would be located on the right side of the body in countries where they drive on the left side of the road.
I had a trucker's tan after driving for 10 straight hours on a sunny day.
Word of the Day on October 5, 2026
The phenomenon where adults salivate at children's toys
Every time I walk into the toy aisle, I catch myself kidulting over the latest action figures and LEGO sets!
kidulting by Emotional Cruiser October 12, 2025
Word of the Day on October 4, 2026
Load more