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Knife Sister

A sexual act between two females in which each woman's ”Big Toe” is entered into the others vagina simultaneously As an act of camaraderie or partnership.
I heard those two were Knife sisters...
by Temptation Jones March 1, 2020
mugGet the Knife Sistermug.

Sister Universes

Hym "SISTER UNIVERSES SABINE! QUANTUMLY ENTANGLED SISTER UNIVERSES! That would explain the memories of the future Sabine! I don't know what that means for my perfect immortality but... ULTIMATE THEORY! ULTIMATE UNIVERSE THEORY!"
by Hym Iam March 9, 2025
mugGet the Sister Universesmug.

My sister in law

Someone who’s a whore.
My sister in law married my brother. She is a whore, I bet she doesn’t know who their kids fathers are because let’s face it, she’s a nasty loosy whore hoodrat tramp.
by Bawston69 August 10, 2020
mugGet the My sister in lawmug.

sister

Female that has two parents in common with another living being.
by Sonyc September 22, 2023
mugGet the sistermug.

Sister/brother/cousins

When sisters share a baby daddy their offspring would be sister/brother/cousins.

Or if a brothers have the same baby mama their offspring would also be sister/brother/cousins.
We not just cousins, we sister/brother/cousins.
by Babygirl💋😍 May 26, 2022
mugGet the Sister/brother/cousinsmug.

madisons sister

absolutely horrible, die in a hole
looks smells and feels like a dumpster fire
has the personality of cat litter
is a roach.
ew its madisons sister
by madison sister hater October 5, 2021
mugGet the madisons sistermug.

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