sibling-in-law

1. The spouse of one's sibling.
2. The sibling of one's spouse.

My sibling-in-law is a good person.

by Elivaldeq November 24, 2019

Sibling

The worst and sometimes best thing that could ever happen to you.

Oh that must be her sibling

by Africantrash June 13, 2018

Younger Sibling Syndrome

When a younger sibling constantly feels inferior to their older sibling.

there always compared to their sibling, it’s a clear case of Younger Sibling Syndrome

by Imhotandurnot November 14, 2022

half-sibling-in-law

Spouse's half-sibling or half-sibling's spouse.

My half-sibling-in-law is a good person.

by Rwopazaq November 24, 2019

Homosexual youngest sibling

Your youngest sibling likes the same gender as themselves.

Ukiah is a homosexual youngest sibling because he has two older (straight) brothers and he likes dick

by Dnk pilot June 7, 2022

national throw your shortest sibling day

October 4th is National Throw Your Shortesd Sibling Day. If your shortest sibling really pissed you off today (like mine) you can now celebrate a national day and show them whos boss

come here jimmy, today is national throw your shortest sibling day!

by dinos_r_kool October 4, 2022

half-sibling

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

Half-sibling.

by Simaduria July 26, 2024