fifth-cousin 

1- Great-great-great-grandpibling's great-great-great-granchild.
2- Living being that has zero parents, zero grandparents, zero great-grandparents, zero great-great-grandparents, zero great-great-great-grandparents and two great-great-great-great-grandparents in common with other living beings.

fifth-cousin.

fifth-cousin by Simaduria July 26, 2024

Fifth Amendment 

A phrase that is often used to describe something that was really important that can be taken away. It refers to a part of what was The United States Constitution.

"Susan remember all boys want is to take your virginity away like the fifth amendment"
"When my husband died it was like losing the fifth amendment."
"They took my son away to prison it hurt like what happened to the fifth amendment."

Fifth Amendment by JustASouthernGuyOnTheInternet April 16, 2025

fifth cousin 

A person who shares two fourth great-grandparents with somebody

My fifth cousin is a video game developer

fifth cousin by GasparThalasso June 3, 2025

fifth cousin twice removed

1. Grandparent's fifth cousin
2. fifth cousin's grandchild

I dont know my fifth cousin twice removed

fifth cousin twice removed by GasparThalasso June 10, 2025

Fifth Meal 

The person one drunkenly contacts to hook up, only after enjoying post-bar fast food. Based off the late night "fourth meal" promotion from Taco Bell.

Bro, that crunchwrap was clutch. Gonna hit up Amber for a little Fifth Meal. Ignore the noise.

Fifth Meal by BarManBT September 6, 2025

Fifth world

Group, people who talk a lot, famous rappers

Fifth world is performing today/tonight!

Fifth world by IowaWoman November 11, 2025

Fifth Singularity/Greater Archailect (S5) Technologies

The realm of intelligences that operate on intergalactic scales, influencing the structure and evolution of galactic clusters. S5 tech may involve harnessing the energy of supermassive black holes, mediating the interactions between dark matter halos of neighboring galaxies, or creating structures so vast they imprint on the cosmic microwave background. Their projects are the large-scale architecture of the visible universe.

Fifth Singularity/Greater Archailect (S5) Technologies *Example: A hypothetical S5 Project could be the construction of a Kardashev Type IV structure—a web of energy and matter connecting several galaxies in a local group, or the deliberate triggering of galactic quasar activity across a cluster for a purpose beyond lower-tier comprehension.*

Fifth Singularity/Greater Archailect (S5) Technologies by Abzugal Nammugal Enkigal February 3, 2026