Sis spotting

When your friend has a crush on your sister

A bro are you sis spotting right now not cool man

by Tranny Sammy March 21, 2019

crissa's sis

a christmas cake

crissa's sis is a christmas cake

by anonktk January 29, 2019

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 sue

Term of endearment from mother to daughter

“We’ll hello sis sue

by CocoaBeanz April 2, 2022

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

si party

The most annoying phrase known to man

"so you wanna do something tonight?"
"si party!"

by Scott Swanson February 12, 2003

cease si

To kill a black man.

CEASE SI HERDME! (I just killed a nigger, shall we begin to party?)

by The Moses June 24, 2004