Siminski

The most bad ass polish clan ever. dont fuck with these guys cuz theyll kill your whole family for laughs

mark siminski just killed brian and chris for fun.

Siminski by big m bitch February 3, 2010

skibinski 

The badasses of the world, if you are have the last name of skibinski you are a whole savage. Very good with getting things done. Horrible when it comes to emotions.

Yo there skibinskis, o fuck lets get out of here.

skibinski by Whoisthisidk21 April 2, 2019

Sivinski Product

The anti-Markovnikov addition of an carboxylic acid derivative across a di-substituted alkyne in a solution of cold, dilute, potassium permanganate (KMnO4).

"Gentlemen, we have synthesized the Sivinski Product!"

"We fucked up again! This is the Sivinski Product! START THE REACTION AGAIN!"

Sivinski Product by 123jared123 May 9, 2010

Sosinski 

The act of deliberately ignoring a text from 20 minutes to the next day repeatedly.

Hey, how are you?
20 minutes later
Good. you?
Pretty good. How's the wife?
35 minutes later
Great!
I'm being sosinski -ed, aren't I?
1 day later
What are you talking about?

Sosinski by 2dogs2hamsters March 14, 2012

Sivinski 

A Sivinski is a gorgeous person inside and out. They are funny, intelligent, fun loving, nice, down to earth, and great advice givers. You should never let go of a Sivinski, cause you know you have something special.

"That girl is so awesome! whats her secret?"

"She is a Sivinski!"

"Oh that explains it!"

Sivinski by 7-$k! June 24, 2009

sobrinski 

another way to say sober; free of drugs and alcohol.

John: How long you been sobrinski?

Mark: 6 months.

sobrinski by joejizzle January 29, 2008

sinsinking 

sinking your teeth into something sinful

I totally was sinsinking my cheeseburger and pizza today and damn tasted real good.

sinsinking by LBoogie89 February 13, 2015