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

Noun
Inaudible, long, loud piercing cries expressing extreme emotion or pain that remains inside the head. This is typically employed by equestrians during competitions or practice for mental and emotional relief and good form.
Inaudible, long, loud piercing cries expressing extreme emotion or pain that remains inside the head. This is typically employed by equestrians during competitions or practice for mental and emotional relief and good form.
Person 1: You always look so poised and calm when you are on a horse.
Person 2: That's because I only use inside-screaming to avoid spooking the horse.
Person 2: That's because I only use inside-screaming to avoid spooking the horse.
by That's Grand May 28, 2024

Describes what you would be doing if you indulged in a double-handshake clasp wif a couple, in dat they themselves would not be able to hold hands wif each other during dat time.
An easy way to avoid selfishly committing inside-hands hogging is to release these two hands after a few moments of contentedly-closed-eyed clasping, softly fit their hands back together in a classic holding-hands clasp, and then take da couple's free "outside" hands to cradle instead.
by QuacksO October 19, 2023

After a long day of decision-making, Sarah felt an overwhelming insidance, unsure of which path to choose.
by Marc2.0 August 17, 2023

The thing that Urban Dictionary hates and will not let you publish a definition if it includes an inside joke
by nabrU yranoitciD January 13, 2020

Thom: Dirty Drumsticks!
Steve: Damnit, who let Thom in on the joke?
Kevin: Probably Billy; It won't be long until he forces it into an inside out joke.
Steve: Damnit, who let Thom in on the joke?
Kevin: Probably Billy; It won't be long until he forces it into an inside out joke.
by NotJakeSV May 24, 2011
