Skip to main content

Differential Equation 

A course commonly taken in college by math, engineering and various other majors. It is a field of mathematics created for the sole reason of torturing anyone who thought calculus was easy. In many cases attending lectures in this class will cause mild to severe brain trauma depending on the competency of the lecturer and the student.
Joe: "So are you taking any math this semester?"

Laura: "Yeah, I'm in differential equations."

Joe: "Yeah...Mike took that last semester."

Mike: "Uggggggggrrrrrrrrrrrrgggghhhhhhhhhh."

Joe: "Aww how nice, I think he was wishing you good luck."
Differential Equation by 'ice' November 11, 2009
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.

Differential Equation 

1. An equation with one or more variables relating with their respective derivative(s) at different magnitudes.
2. Differential Equations is a college course used for Math, Physics, Engineering, etc. majors
Dara, I know I will bomb my Differential Equations exam tomorrow without your help!
Differential Equation by DaraDDS January 16, 2009

Ordinary Differential Equation 

An equation that uses rates to torture undergraduate students using nonsensical rules and made up solutions that have no bearing on reality. These are designed to humiliate and confuse typical students.
Oh man, I tried to hook up with this girl from the club last night but she was a total O.D.E (ordinary differential equation)
More from Urban Dictionary

countrypolitan 

Term used to describe someone who is a mix of both rural (country) and urban (metropolitan) lifestyles/upbringings. He/she is typically equally comfortable in both settings and is able to seamlessly slip back and forth between the two, appreciating the characteristics of each.
That ol' gal of mine drives the 12 lane freeway during the week and a John Deere on the weekends. She likes opra and the Grand Ol' Opry. I love them countrypolitan women.
countrypolitan by MOChick November 7, 2006
Word of the Day on November 1, 2026

Witch Bath 

A bath consisting of a variety of slats, oils, soaps or any other added ingredients such as fruits, milks, herbs or any other spices for health or beautifying benifits.
She brought home alot of stuff and took it to the bathroom. She must be taking a witch bath.
Witch Bath by carnieboy30 October 26, 2020
Word of the Day on October 31, 2026

kinktober 

An excuse for people to write porn with different types of kinks throughout the month of October.

Smut Fanfiction
That chick doesn't write often but when she does, its for Kinktober.
kinktober by Kinkiest July 12, 2018
Word of the Day on October 30, 2026

proper lad 

a lad that is such a lad that he is a proper lad
person1:did you see bob
person2: ya he was a proper lad
Word of the Day on October 29, 2026
The number of years you are still sexually active
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.
sexspan by Dr Kat April 21, 2022
Word of the Day on October 28, 2026
Load more