Si-Yuan

a stinky little poopoo

Person 1: Why is there a poopoo on the floor?
Person 2: Don't worry, it's Si-Yuan .

by tumadreenbolas February 7, 2023

SIS

It stands for Sunway International School.

SIS is a private school that based on Canadian Syllabus located in Subang Jaya.

by MalaysiaBoleh October 24, 2017

si min

the most perfect funny amazing girl any guy could ask for

"how i wish i was si min"

by jvor November 24, 2021

Sis

Ur BEST girly friend in the whole frickin world!!!!!

Hey sis!

by Noney the pony May 21, 2021

Sis

South African slang meaning, gross or disgusting or shameful.

Ag no SIS , that guy is picking his nose!!

by kz22x February 4, 2022

sis

This word is used on a girl usually by another girl if they are friends or know each other. This word can also be used in an offensive way. (this word is aave so don’t use it the wrong way if u white unless u wanna get clowned)

*walks into the room*
friend: “hey sis

“Sis thinks she’s all that”

by Dalingoudntkno614 August 10, 2023

Sis Rosemary

A stupid fat bitch who cant sing and sounds like she is in labour when she sings

Damn that Sis Rosemary sounds like a dying donkey.

by Picklesryummy January 13, 2019