Simply put, an inside joke with yourself. If you have to many of these, it is no longer a joke, its a mental condition.
Me: I was just climbing the tree and...
Classmate: HAHAHAHA!!!!!!
Me: Uhhh, dude, I haven't even got to the marginally funny part. What's the big deal?
Classmate: Oh nothing, just thought of something.
Me: Care to share?
Classmate: No not really, just an inside inside joke.
Me: I'm just going to move on then. So i was climbing the tree...
Classmate:HAHAHAHAHA!!!!!!!
Me: Sigh.
Classmate: HAHAHAHA!!!!!!
Me: Uhhh, dude, I haven't even got to the marginally funny part. What's the big deal?
Classmate: Oh nothing, just thought of something.
Me: Care to share?
Classmate: No not really, just an inside inside joke.
Me: I'm just going to move on then. So i was climbing the tree...
Classmate:HAHAHAHAHA!!!!!!!
Me: Sigh.
by Ev003 October 11, 2011

by ritta mcfanfare December 22, 2008

Rebelious Gangsterss.!! inside
by kjfklgshdflkjhg January 20, 2008

Person A: Meet this chick last night. Man - did'nt even say shit, she was already on it, she rides it like a professional equestrian.
Person B: Shes a fuckin insider
Person B: Shes a fuckin insider
by Cypharr January 31, 2010

the point where you don't give a fuck anymore and nothing affects you and you just continue living your life; emotionally detached
by saltybitch666 July 13, 2017

The depth of longing and eventual despair that is part of realizing that you are forever alone and most likely going to die unhappy.
He watched the happier and better looking couple laugh as they walked by. His sadness inside was in plain sight...
by Power bottoms for Krishna April 6, 2016

The feeling you feel when you don't feel. When you've given up on all love, hope and faith and you know there's not a way to get over it. You feel that there is actually nothing left in you.
Hey what's wrong ? You haven't left your bed all day.
I don't know, I just feel broken inside ever since that accident.
I don't know, I just feel broken inside ever since that accident.
by whocaresanymore08 August 16, 2015
