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Irreperennial 

A word created by two individuals at the University at Albany that became a sensation overnight. Because it is not in the dictionary different social groups claim different definitions for the word.
"Your face is looking irreperennial today!"
Irreperennial by LoveSlang March 31, 2009

irreverent 

disrespectful, rude, insolent or inappropriate such as when discussing or addressing a person or matter socially regarded as entitled to respect, deference or serious treatment.
Deuce was being irreverent when he referred to his brother's date as being, "An attractive young thing if you overlooked her lack of teeth and tatooed forehead."

When he called his teacher "Commandant of the Algebra Gulag", he was being good naturedly irreverent.
irreverent by Captain Crappy November 23, 2009

Mathematically Irreverent 

When someone decides to coin a math word or phrase, or to redefine an existing one, without fear of being censured, rebuked, punished, or fired.
Urban Dictionary remains the social platform of choice for mathematically irreverent writers, who just want to sexify or spice the most boring or disliked school subject for millions of students worldwide.
Mathematically Irreverent by MathPlus November 23, 2020

Pi Irreverence

When both mathophiles and mathophobes unashamedly or liberally poke fun at mathematics’s most famous or notorious constant π, by cracking jokes and puns, composing haikus and limericks, posing silly and serious pi-related quickies and trickies, and creating pi NFTs.
No mathematical constant other than pi has been under so much public scrutiny: pi irreverence has not only permeated popular culture, but is also potentially linked to extraterrestrial life in other planets or galaxies.
Pi Irreverence by Fasters June 6, 2023

irreverent 

irreverent by george May 9, 2003
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
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
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