C Day

Colloquial term to call a conception day, a german fest to remember the day someone was conceived.

Yo, happy C Day man!
Pity your family doesn't celebrate that.

by Germinator21 December 27, 2022

C day

C day (as long know as cum day) is a day in where you cum all day, on anything on anyone (exeptions for animals and children, don't be disgusting)

Dude1:yo bro ready for c day?

Dude 2:yeah bro, I'm gonna cum over my mom

by Femboy fucker August 10, 2023

C-whip

The inhalion of nitrous oxide and crack cocaine together in succession.
Originated in Regina,Saskatchewan
Also called a Crippet

Wanna load me up another whip it? I'm gonna take a C-whip!

by KilroyMcannon April 06, 2021

elena c.

part of the so proclaimed "preppies." rlly pretty, avg height.

person a: who's that with sophie?
person b: oh that's elena c. she's cool

by willow28kids April 26, 2024

The Big C

The Big C is a rich white kid that gives girls his allowance money in exchange for their time, then brags about it to his friends.

The Big C: "Guys you won't believe what me and Emma did yesterday"
Friend 1: "What'd you do?"
The Big C: "I bought her $215 worth of lululemon!!! She's sooo into me."
Friend 2: "kys"

by ddkongddlong February 17, 2025

Brandi C

BFF of Megan Hauserman

Brandi C and Megan are BFF goals

by ShiShu May 08, 2023

ax^2 + bx + c

Quadratic equation with quadratic coefficient a, linear coefficient b, and constant coefficient c. Common way to represent a quadratic (as well as sometimes with the square completed, or with a quadratic coefficient and roots)

ax^2 + bx + c <=> 2ax = b + sqrt(discriminant) or b - sqrt(discriminant), where the discriminant equals b*b - 4*a*c

by mb6fbhsphdrcb April 23, 2025