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

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

Acronym for "Should I buy"

Used in forums like Reddit as a subject header to ask what is mentioned in the body of the message is worth buying.

SIB Magic Bullet blender/food processor?

Yes, you should buy it, its very handy and useful, without taking up much space.

by Ulfsark July 1, 2017

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

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

Sib

A gender-neutral alternative shirt for “sibling” and can substitute for the words “bro” and “sis”. This term can be used with friends as well as a term of endearment.

Heyyyy sib, how’ve you been? It’s been forever!

My friend is NB so I refer to them as sib and they love it.

by LingDanc803 October 21, 2022

SIB

Shy in Bed.

Sorry, I can't use that position, I'm SIB

by River Carr May 7, 2010