Sister

If you live in Alabama she is your girlfriend. Anywhere else she is a relative

Yeah I fucked my sister last night, her pussy is real tight. How was your sister

by 208793 April 23, 2019

sistered

To be raped and made somebody's prison bitch. (ie Shawshank Redemption)

also sistering

So we when we went to jail Mike totally got sistered.

by Chunkymonkey102 November 17, 2009

Sister fister resister

Someone who is against pewdiepies "sister fister"

"The sister fister resister club is protesting for it to be the 'brister fister'"

by Save.meeee.boii August 21, 2017

Swee's sister

-thick or thin always hot
-hot girl from yardley suburb

Damn Swee's sister is hot

by mark o'rear April 8, 2003

Ian you kiss your sisters cat with that mouth

Ian you kiss your sisters cat with that mouth: It means when a guy like **Ian** Kisses a cat that belongs to his sister.

Dude 1: Ian you kiss your sisters cat with that mouth?

Ian: You know it!

by #BecomeAPlayerToday March 30, 2021

All the world and his sister!

A figure of speech (commonly used in Israel), meaning that too much people (to many) are involved with the issue.

Q: Have you participated in the party last Saturday?

A: All the world and his sister been there!

by Yaron Dror May 13, 2005

Sistercest

having a realtionship or sexual relationship with your sister's ex

I can't believe my sister is fucking my ex. She's committing sistercest.

by lexkatt December 2, 2010