sister by friend 

A sister by friend is the wife of your brother from another mother.

Suz is my sister by friend as she is married to my brother from another mother Jonathan, said Josh.

sister by friend by J2S-PewPewPew March 12, 2014

Sister Sammy 

A bagel

Sister Sammy you bagel you!

Sister Sammy by Korline2020 December 1, 2016

sister mary catherine 

Just some bitch allegedly from Sister Act 2.

Who's that bitch from Sister Act 2?
Oh, that's Sister Mary Catherine.

sister mary catherine by Siri's Bitch Ass July 16, 2017

Sister Austin 

Sister Austin in the holiest man in the world and you must respect him! He is also very Fit!

Sister Austin Is Fit As

Sister Austin by MorganBowlerIsATwat April 7, 2021

Sister in male skin 

A Homosexual Man who is very femine.

Joe is such a sister in male skin! He totally went off on me, snaps and all! He is such a drama Queen!

Sister in male skin by gothiclovemonkey October 1, 2006

Sister spitting 

When two or more people vomit in the same toilet likely also holding each others hair

We were sister spitting last night after tequila shots

Sister spitting by Truly Julie March 17, 2023

sister ray 

Uber cool college chick who loves gaming.

"Sister Ray masturbated with a game console"

sister ray by Dru March 27, 2003