by rparis93 October 8, 2011

To perform cunnilingus on another member of your sorority, typically as a friendly favor rather than a typical hookup or relationship
Sister 1: It's been too long since I've gotten laid, I wish someone would sister suck me.
Sister 2: I got this.
Sister 2: I got this.
by trippletriangle April 25, 2015

by Masterclaek June 19, 2022

by MiddleAgedMoose May 17, 2017

sisters that love each other and do a lot of stuff together and are interpretable or 'joined at the hip' but are not related
Girl 1 : I love you!
Girl 2 : I love you more!
Guy 1: are they lesbians?
Guy 2 : no, their just pook sisters
Girl 2 : I love you more!
Guy 1: are they lesbians?
Guy 2 : no, their just pook sisters
by IHaveHeart January 15, 2010

Teenage girls use it to express distaste for someone.
Sometimes they use it to address their friends.
Sometimes they use it to address their friends.
"Ayyyyy what's up sister snaaaaakes!!!"
"OMG what a sister snake am I right."
"Don't talk to me sister snake."
"OMG what a sister snake am I right."
"Don't talk to me sister snake."
by Gastik November 27, 2018

by Emmy Conley April 22, 2021
