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ur sister

an un-common word used in any insult unlike ur mom.
ex: "hey Jimmy i ate 12 big macs for supper last night"
Bob "well i ate ur sister last night"
by ttttoday junior February 19, 2019
mugGet the ur sistermug.

sister clamjam

The act of performing oral sex on a female friend, when you yourself are a female.

Similar to a brojob, but for girls
"Hey bro did you hear about Sally and that whore Hannah?"

"Yeah, I heard they sister clamjammed"
by Kastaling October 10, 2016
mugGet the sister clamjammug.

Sister whore

When your sister has sex with your husband or when you have sex with your sisters husband
Did anyone see my husband ?
I think I saw her in the pool house having sex with your husband

She's such a sister whore
by Beerbeau November 17, 2015
mugGet the Sister whoremug.

sister pringle

When you adopt a Pringle to be your sister, they are know as a sister Pringle. This could also be used as a compliment as Pringles are tasty, so you are calling them tasty.
"Hey there, sister Pringle, how are you doing?"
by MonkeyNuts8749 January 3, 2017
mugGet the sister pringlemug.

Kissy Sisters

A common term within the sport of golf. It occurs when a player hits a shot and that ball lands very close to another player's ball within their group. These two balls are said to be "kissy sisters."
"I lost my shot in the sun, did you see where it landed?" "Oh, you're up on the right of the fairway, kissy sisters with Jon."
by Rudolph37 January 30, 2018
mugGet the Kissy Sistersmug.

sister slayer

When your friend starts dating your sister.
He being a sister slayer again.
by Benn-Army March 23, 2016
mugGet the sister slayermug.

Blood Sister

The female equivalent of a blood brother.
Blood sister can refer to one of two things: two females related by birth, or two or more women not related by birth who have sworn loyalty and friendship to each other. This is usually done in a ceremony, known as a blood oath, where the blood from small cut is mixed and drunk.

Much more than just a Best Friend, Blood Sister is your hetero life mate in a non-homosexual way.
Blood Sisters share anything and everything; they have no secrets from each other. She is number one in your life, despite significant others and family. Hell, she IS your family. A Blood Sister is your other half.

Also known as Soul Sister.
Person you are so close with you have "inside" jokes with and code words. Person that you can just look at a certain way and knows EXACTLY what you're talking about.

Person no distance can separate you from because you're close in heart.

Tahun: Let's cut our hands and mix blood so we become blood sisters like in Winnetou!
Keliona: Yea let's do it!
by Tahun June 20, 2011
mugGet the Blood Sistermug.

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