double-cousin-nibling

Child of their maternal first cousin with the paternal first cousin or double-first cousin’s child.

My double-cousin-nibling is a good person.

by Hgcloziw November 23, 2019

irregular-octuple-third-cousin

Living being that has zero parents, zero grandparents, zero great-grandparents and fifteen great-great-grandparents in common with other living beings.

irregular-octuple-third-cousin.

by Simaduria July 26, 2024

half-cousin

1- Half-pibling's child / Parent's half-nibling.
2- Person who, in relation to the other person, has zero parents and one grandparent in common.
3- Half-first-cousin.
4- Half-1C.

My half-cousin is a good person.

by Peter12369 October 21, 2021

Cousin Squared

When you have a cousin related on both sides of your family.
When a set of siblings marry another set of siblings - both marriages have children and they are cousins squared.
Aka cousin to the power of 2.

Can’t wait to go out tomorrow with my cousin squared.

by Cousin^2 November 16, 2019

Belly Cousin

Male friend who have had sex with the same female. Similar to "tunnel buddy"

Mike: I had sex with Alyssa last night.

Jon: Oh, shit! I used to hit that also! We're belly cousins!

Both: *high five

by Flyboy87124 October 29, 2020

irregular-nonuple-fourth-cousin

Someone who, in relation to others, has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents and seventeen great-great-great-grandparents in common.

Irregular-nonuple-fourth-cousin.

by Cerejini May 21, 2024

tenth-cousin-2X-removed

Tenth-cousin-twice-removed (10C2R).

My tenth-cousin-2X-removed is a good person.

by N8953SW June 26, 2021