sib

You could call your friend sis or bro, but what about sib? It’s rEvOlUtIoNaRy!
bro= brother
sis= sister
sib= sibling
It’s great for ur non-binary pals

a: I just got a sugar daddy
b: Yesss, get it sib!

by iamitSIB December 24, 2019

Sib

Gender-inclusive term of endearment used among anyone who loves someone else in whatever capacity (platonic, familial, romantic, etc.). An alternative to "bro" or "sis".

Person A: Hey... *thinks* wait I don't know their pronouns *thinks* sib, what's up?
Person B: The sky lmaooo :P

by I Am Princess X June 20, 2020

SIB

spontaneous involuntary belching

excuse me, I got that SIB.

by Crawton March 8, 2024

Sib

Self Improvement binge

I was going out to the old port too much, but then got tired of being pathetic, so I started a sib.

by Pahey12345 December 11, 2011

sibby-sib

A nickname for a sibling.

"Meet my sibby-sib!"

by theworldofurbanwords April 11, 2025

Sib

Sib is a very Big Mac fatty, she likes to eat 5 hungry jacks bqq cheese burgers an hour and complain that Indian food smells like Indians, she also likes soggy biscuits and many other soggy things

I’m hungry lets all be a sib

by Sib July 3, 2018

Sib

Short for sibling. Instead of saying bro or sis to a close person/relative, you can use this gender neutral word.

My like minded friend: Hey sib, what you doing on Friday?
Me: Haha hey sib, sorry got plans!

by TheRealSlimFati August 18, 2023