An insider is a shortening of the term inside joke, which means a joke that is shared between you and your friends which only makes sense to the people that were with you when whatever it was happened. In other words, it's a "had to be there moment."
Guy: OMG i went to some pet store, and there were some bunnies there. They were really cute.
Group of friends: BUNNIES ON THE CEILING! HAHAHAHAHAHAH!!!
Guy: huh?
*insider is explained*
Guy: Oh. Well, um, that's not really that funny guys.
Group of friends: Yes it is! HAHAHAHAHA!!!
Guy: Uh, ok... um, i gotta go... i think my mom's calling me bye *backs away slowly*
Group of friends: MY MOM'S A COP IN A BANDANA! HAHAHAHAHA!!!
Guy: oh um ok *Runs away as fast as he can*
Group of friends: BUNNIES ON THE CEILING! HAHAHAHAHAHAH!!!
Guy: huh?
*insider is explained*
Guy: Oh. Well, um, that's not really that funny guys.
Group of friends: Yes it is! HAHAHAHAHA!!!
Guy: Uh, ok... um, i gotta go... i think my mom's calling me bye *backs away slowly*
Group of friends: MY MOM'S A COP IN A BANDANA! HAHAHAHAHA!!!
Guy: oh um ok *Runs away as fast as he can*
by Jaime_Marie_x3 July 20, 2009
Get the Insidermug. 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
Get the Insidermug. by DROPBEAR M8 April 23, 2017
Get the insidedmug.
Get the insidemug. by Methid Man November 29, 2010
Get the insidermug. by Wiggled & Jiggled & Giggled... November 7, 2012
Get the insidermug. An act of breaking a once trusted members bond; gaining and using someone to your advantage based on gender, race, etc.
Bob: Yo dude, did you hear about how that chick Insided the group?
John: yeah, i’m glad that didn’t happen to us.
Bob: yeah, she used us to her advantage because she was a female.
Insiding: An act of breaking a once trusted members bond; gaining and using someone to your advantage based on gender, race, etc.
John: yeah, i’m glad that didn’t happen to us.
Bob: yeah, she used us to her advantage because she was a female.
Insiding: An act of breaking a once trusted members bond; gaining and using someone to your advantage based on gender, race, etc.
by StarlingTheCuck February 22, 2019
Get the insidingmug.