cycle sister

When you’re so close to your girls that your periods sync up. You become cycle sisters.

Bae we both need a tampon because we’re cycle sisters. Love you bae.

by S Cal January 18, 2019

Surprise Sisters

When two friends randomly text each other or shout “Surprise” at any moment.

“Hey Morgan, guess what?”
“What is it?”
“SURPRISE!”
“Yassss Surprise Sisters!”

by All The Tea Sis January 27, 2019

sister scandalous

A friend that is being more scandalous than usual

Paige’s nudes were sister scandalous

by Itsreallymeboi September 22, 2018

eskimight sisters

A variation on eskimo sisters, referring to two women who ALMOST had independent relationships with the same person.

Wait, you almost slept with Jared? That almost happened to me! We're eskimight sisters!

by djrockinron_95 May 30, 2018

Sister Mom

A mother to one or more children with a best friend who may or may not also have children. They do not live together but can call on each other at any given point to step in. They have complete confidence that other mom will do as great or better as they can.

"Her sister mom picked up the children and took the kids to practice while she was stuck at work"

by MomInDe May 9, 2022

fallen sister

any girl of asian descent who exclusively dates white men

you see how jessica exclusively dates white guys? she's the definition of a fallen sister

by kingdinosaur September 14, 2022

saddle sister

When you and another person has had sex with the same man.

Me: Hey guess who I took home yesterday? I have a new Saddle sister.I rode that Dick for hours last night.
Friend : please tell me its not my ex ? I don't need you for my saddle sister he add to my family he s been around so much its like we should have reunion.

by Stay slow January 12, 2021