Beat up your sister day

You've always waited for this moment but you never had the occasion, now you do

Oh where are you sisteeeer, its timeeee, today is beat up your sister day

by Martichucho August 7, 2022

radiator sister

A woman who is a little rough around the edges but like a radiator in that she radiates or emits light, heat, & sound.

I like her style, she's definitely a radiator sister .

by MoreDirtyHarryThanGirl April 21, 2018

Step-Sister

A step-sister is when you get a handjob while behind the wheel of a right-side driving vehicle in ‘Merica!!

I just got my new SUV from London, my girlfriend gave me a ‘step-sister’ the first time I drove it in America!!

by T-town Gibby March 21, 2025

Sister Mary Patricia Russell Junior High

The best junior high school of Grand Bahama, ranging from grade 7-9 and provides a good environment, good students and most importantly, a good education.

Mom: I wanna send you to Sister Mary Patricia Russell Junior High.

Son: Why?

Mom: It's the best junior high school.

Son: But mom, I wanna go Jacks.

Mom: YOU WILL GO TO SISTER MARY, OR YOU'RE GROUNDED!

Son: Fine.

by Don't know me, leave me alone June 5, 2024

Sister in flaw

When your sister in law thinks she has diving board skills and can't even pull off a front flip.

You should of seen my sister in flaw embarrass herself at our subdivision pool.

by Webster 57 July 31, 2022

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.

by 2704 June 1, 2003

sister dear

The term used for when someone is completely jealous of their sister or when someone hates their sister.

"Does she send nudes"

"No, sister dear is too perfect for that"

by Ima Dragonfly August 6, 2017