Oyster Sister

Two girls that have slept with the same guy

Emily and I both slept with Phil. We are now Known as oyster sister !!

by ChristyG October 26, 2019

eskimo sisters

when two females have kissed or had any sexual intercourse with the same male

omg we both made out with chad at that party last night!! WE ARE ESKIMO SISTERS

by ur dad 4206969 October 27, 2019

sister scwircle

a sister squad for people who are too cool 😎

wow she’s cool, she’s in the sister scwircle

by idontcarelolol October 29, 2019

National uppercut Your sister day

It’s when you fucking destroy your sister cause she’s a little prick.

“Ima fucking upper cut the shit outta you Stephanie”

“Why?”
“Cause it’s National uppercut your sister day”

by MexiAlan October 30, 2019

Seven Latex Manta Sisters

Phrase: Ad nauseam, repetitive, droning

Originates from the author playing changed and getting transfured by a female manta 7 times

Having to make a whole bunch of Lumpia for a pot luck is Seven Latex Manta Sisters

Because Lower Austriaball looks similar to Ukraineball, he often gets asked where Kyiv is and for him, its Seven latex manta sisters

by ErPhox05 June 25, 2025

Ariana (Big Sister)

Only job is to bully, and annoy Ebonie every day of the year.

Ariana (Big Sister) must annoy Ebonie, or she will as a sister.

by The Smartest Spunky Monkey July 3, 2025

colon sister

When you and a friend are pooping at the same time, but don’t know it.

Ali: I just pooped
Player2: Me too!

Ali: No way! Colon sisters!

by yungshauzzie67 September 19, 2025