Person 1: Ugh what did you get on the math test?
Person 2: Utah, duh.
Person 1: HAHAHA THATS SO FUNNY OMIGOD
Person 3 (you): Um how?
Person 2: *sighs dramatically* It's an inside joke.
Person 2: Utah, duh.
Person 1: HAHAHA THATS SO FUNNY OMIGOD
Person 3 (you): Um how?
Person 2: *sighs dramatically* It's an inside joke.
by bobTheBuilder322 December 4, 2020

Liberty and I have so many inside jokes including "omg im so popular"i can't keep track of all of them
by Janie(spongebob) March 16, 2019

Urban dictionary: "Don't name your friends. We'll reject inside jokes and definitions naming non-celebrities."
Me: "Ok."
Me: "Ok."
by Potatoes and Milk October 16, 2023

An inside joke is something used to exclude others out of conversations and to strengthen one's own friendship, which is why humanity is extremely selfish. However, others can be included, but they feel awkward.
"I'm going to eat curry with some more curry and pizza when I fly on this airlines called Fly Curry Curry Pizza 2.0. The airlines is a group of people meant to manipulate several people for one's gain and basically serves various kinds of food, including curry and pizza. It's imaginary, but you know where this inside joke comes from since you are my friend." -friend #1
"Hahahahahahahaha! The airline also gives free ipads in-flight and donates to various countries and is very cheap!" -friend #2
"I'm gonna walk the dog now. Then I'm going to take over the world because of modern day politics." -random person
"Hahahahahahahaha! The airline also gives free ipads in-flight and donates to various countries and is very cheap!" -friend #2
"I'm gonna walk the dog now. Then I'm going to take over the world because of modern day politics." -random person
by whatisthemeaningofmylife September 2, 2019

by I like cheez-it June 26, 2022

"Oh, look Jhon, they wrote John on the bowling alley screen, now I will occasionally call you John pronounced JO-HNNNN, forever on, this will be an inside joke!"
by reallyunfunnyguy December 7, 2023

by AnyaForger May 8, 2022
