Sister

Sister
sis•ter noun
a girl who can be sibling or your best friend.
partner of laughs, advantures, games, jokes, dances...
the confident of your biggest secrets; the person who loves you forever.
1. My sister and I went to the Natural science musuem and we had fun together.
2. My older sister visits me during the summer.
by xjnx278 April 16, 2019
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Disco sisters

When two girls have had the same man but are still on good terms
Sally did you hear Susie slept with Dave after you did? That makes you guys disco sisters
by Rowmyboat May 30, 2016
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Sister

Stranger: I used to have a ####### video of me licking a girl down there but it got deleted
Me: Ok...?
Stranger: that was my sister i did that to
Stranger: she asked me to do it so i did
Stranger: i stuck my tongue really deep in there
Me: Eww
Stranger: Not going to lie, it was great
Me: Ok
That was my sister I did that to™
by TidePodIngebrigtsen69 March 31, 2017
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Tree Sister

The TBHK AU where Kou is really sad and a tree kills his sister and stuff.
I have a really bad addiction to it.
“Do you know Tree Sister?”
“No.”
“You’ll know soon.”
by poIaris December 31, 2022
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Sister

Someone who made a definition about me, that has brown hair and blue eyes, about Avery labels.
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Standard Sister-in-Law Unit
noun
*| \ ˈsta-ndərd ˈsi-stər-in-ˌlȯ yü-nət *
Abbreviation: SSILU
Symbol: 𝓢 or SIL

Definition:
An unofficial unit of mass equal to 300 pounds (136.08 kilograms), used to simulate high-risk, real-world human load scenarios in mechanical, structural, and transportation systems. The SSILU is commonly applied to test the failure thresholds of furniture, vehicle seats, elevators, bicycles, airline cabins, and public patience.

Etymology:
Originated in post-war American slang, the term is derived from the stereotype of a loud, heavyset female relative—often portrayed as emotionally volatile and structurally compromising—whose presence tests both family dynamics and infrastructure load-bearing capacity. While non-literal, the “sister-in-law” archetype evokes maximum physical and psychological mass concentration in civilian environments.

Technical Classification:
Measurement Type: Anthropomorphic Load Unit

Mass: 300 lbs (≈ 136.08 kg)

Field Use: Structural stress testing, emergency engineering simulation

Design Benchmark: Most consumer goods are not rated past 0.8 SSILU
“She hit the fitting room like a breaching whale—1 Standard Sister-in-Law Unit (SSILU) 300lbs in full stride, swatting children aside and hollering ‘THESE SIZES RUN SMALL!!! while nearby store associates quietly begged for a swift death
by Ludwig Von Snooterman June 07, 2025
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Sister Golden Hair

Well, I tried to make it Sunday, but I got so damn depressed
That I set my sights on Monday and I got myself undressed
I ain't ready for the altar but I do agree there's times
When a woman sure can be a friend of mine
Well, I keep on thinkin' 'bout you
Sister Golden Hair surprise
And I just can't live without you
Can't you see it in my eyes?
I've been one poor correspondent
And I've been too, too hard to find
But it doesn't mean you ain't been on my mind
Will you meet me in the middle?
Will you meet me in the air?
Will you love me just a little?
Just enough to show you care?
Well, I tried to fake it
I don't mind sayin', I just can't make it
Well, I keep on thinkin' 'bout you
Sister Golden Hair surprise
And I just can't live without you
Can't you see it in my eyes?
Now I've been one poor correspondent
And I've been too, too hard to find
But it doesn't mean you ain't been on my mind
Will you meet me in the middle?
Will you meet me in the air?
Will you love me just a little?
Just enough to show you care?
Well, I tried to fake it
I don't mind sayin', I just can't make it
by Death Menace April 26, 2023
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