quarter sister

The half sister of my half sister or half brother.

Amy and Randy had Josie. Randy and Patty had Vanna. Patty and Bob had Andy.

Vanna is Josie's half sister.
Vanna is Andy's half sister.
Josie is Andy's quarter sister.
Andy is Josie's quarter brother.

by onegreenfroggie August 15, 2009

Slut-sister

Girl in your close circle who only sleeps with guys others in the group have dated.

That's Becky. She has slept with all our ex-boyfriends. That’s we call her our

slut-sister, but we love her unconditionally.

by Blkprep August 19, 2021

Leap Sister

Your Brother-In-Law's wife, or your wife's brother's wife.

My leap sister is a total psycho, I feel bad for my brother-in-law.

by pish pishter May 9, 2019

Kyon's Sister

Kyon's sister is a 6th grade student. Her real name is unknown, not even a nickname. As her name suggests, she is the younger sister of Kyon. She spread around the nickname "Kyon" and caused everyone to call him that. She is known to the SOS Brigade as "Little Sister".

we finna raid area 51 and get Kyon's Sister real name

by Gumzx February 18, 2021

italian sister

When you receive a blowjob from a dude in the dark with a mustache but it doesn't count as being gay because you cannot see it.

Last night I got an Italian sister from Frank.

by The real White Fury October 9, 2017

saranghae sister

a saranghae sister is a skinny east asian gal who stans bts

omg hi my saranghae sister!!!

by honeyyymoon October 17, 2022

Reggie's Sister

look Its Reggie's Sister still don't know her name, but LOOK ITS REGGIE'S SISSSSSSSSSTER!!!!!!!!

When You See Reggie's Sister

by Bob Fredricks February 19, 2020