step-co-sister-in-law

Spouse's stepsibling's wife.

step-co-sister-in-law.

sister sue

hey man my sister sue is so sexy man she wants it.

hey suzie COME HERE!

Dad's sisters pussy!

This is a word that can be used to describe an inbred, or someone you suspect of being an inbred. (You just want to make fun of them.)

Alex, have you left your Dad's sisters pussy!?. You need to grow a pair and stop camping corners!

Sister-san

A pejorative term for an Asian girl who mimicks language, dress and mannerisms of black ghetto kids.

There's a lot of sister-sans at the club tonight.

shit sister

every family has one....the less favourite or popular or successful sibling. Think of Danni Minogue compared to Kylie. Danni is the shit sister. Could also, be the second favourite son, if you have a brother.

Danni is the shit sister to Kylie.

Shit sister

I have a shit sister, means to have a sister that's like a stranger to you.

Me: I have a Shit sister
Friend: oh damn want a new one??

Seoul Sister

An Asian girl who is also a hoodlum

Don't fuck with Nene. She might look like a defenseless prostitute, but she carries a a glock wherever she goes. A true Seoul Sister, she is.