Lou Si

Used by the common 马丢 or a call for assistance for a teacher

He then cried: 'Lou Si. I don't know how to read this

by OMEGALULXD January 11, 2021

spooky sis

a girl friend or girl who is in the October/spooky spirit

Dalilah loves Halloween. She is such a spooky sis

by dalilahspookysis October 28, 2017

sis shuffle

the sis shuffle is what you do during the add/drop period. when a class is coming up, you drop it on the sis (student information services) website and add another class that met yesterday, prolonging the beginning-of-semester itis.

"are you coming to math?"
"fuck that, sis shuffle"

by fat mels May 09, 2010

si futz

Pig pussy in pa dutch

I would like to order some si futz and turnips

by Scuba Steve 1986 January 12, 2021

Si Yao

pourquoi tu cherches mon nom? tu m’aimes?

Si Yao est tellement belle OMG

by cahierbs December 31, 2021

si yang

A person who does not tolerate naughty things and is wholesome on the outside but is secretly curious about naughty things his friends know, searches it up on the internet and immediately regrets it.

John: "Yo johnny do you know what a rimjob is?"

Johnny: "Nope."

John: "Search it up then*

Johnny: "wtf is this"

John: " Hahaha you are just like si yang"

by Yourlover,.,.,.,.,, November 22, 2021

sis science

Feminine based pseudo science. Common beliefs with no real basis in science but are practiced and passed down like sacred old wives tales and "chick wisdom"

Also see bro science

My mom always told me that emu oil makes your hair grow. I have no idea if that true or just some old sis science.

by portiapotter September 08, 2020