sibling

Person who, in relation to the other, has a two parents in common.

My sibling is a good person.

by Usery May 3, 2021

half-sibling

Who that has one parent in common with another living being.

My half-siblings is a good person.

by Sonyc September 22, 2023

sibling

Sister or brother.

My sibling is a good person.

by ZURB981634 February 10, 2022

antipodal sibling

A step-sibling of a step-sibling.

"So how are you Andrew related to each other?"
"My dad married Mary's mom and Andrew's mom married Mary's dad after Mary's parents got divorced. So mary is my step-sibling and also Andrew's step-sibling. That makes me and Andrew Antipodal Siblings."

by Lilith the first female January 10, 2024

step-co-sibling-in-law

Spouse's stepsibling's spouse.

step-co-sibling-in-law.

by Simaduria July 27, 2024

Sibling Hate club

A hate club that is against your siblings

Person : have you heard of the "sibling hate club" ?
Me : yes I made it

by MikanTsumikiCosplayer October 16, 2021

siblings day

siblings day is made up just for you to show love to your siblings

my siblings are posting me for siblings day

by giffy wiffy July 11, 2022