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Short for sibling, a gender-neutral variant of “sis” or “bro”
Sib by Luna :3 January 22, 2022
Related Words
Sibling SIB sibbie Sibin sibel Siberia sibahle sibi sibongile sibby
Short for self injurious behavior. Similar to sh (self-harm) except sib is doing something that hurts themselves, but isn't meant to inflict harm. But sh is trying to inflict harm on themselves.
Me: when I was younger I used to sib
Person: what's that?
Me: something I did to hurt myself but I didn't mean to
Person: isn't that sh?
Me: no I didn't do that until later in life, my sib was hitting my head when I didn't get my way
Sib by That_Trans_Guy_Denki May 18, 2022
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.
Sib by LingDanc803 October 21, 2022
Corryna won’t get pitchers with us because she was to work tomorrowwhat a SIB
SIB by dick fingers January 15, 2023
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!
Sib by TheRealSlimFati August 18, 2023
spontaneous involuntary belching
SIB by Crawton March 8, 2024