Sib

Short for sibling, a gender-neutral variant of “sis” or “bro”

Hey, sib, how are you feeling?

by Luna :3 January 22, 2022

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

Sorry I'm Busy

A great excuse; A great acronym; A great way of life

Chicken: Hey Duck wanna ****?
Duck: SIB with your mum.

by TaiLopez'sBookshelf July 26, 2016