Unc-In 

The biological cousin that moreso performs or holds the role of an Uncle than a cousin to you.

Comes from the blending of Uncle + Cousin (Unc from Uncle + In from Cousin)

Originates from the Midwest USA in 2020.

Hey, my Unc-In is going to drop us off at the game. Who? My cousin, but he's old enough to be my Uncle.

Unc-In by Missing Apples 24 April 2, 2023

Uncinatruphiliac 

A particular fetish for stapling things, leading to loss of office supplies and, often, friends in the accounting department. Of Latin origin.

Man, I had no idea Cheryl was an uncinatruphiliac until I saw how many times she stapled her paperwork. She may need help.

Uncinatruphiliac by stormyblue007 May 28, 2017

uncing 

To unce. A favorite pastime of Travis. Usually performed without pants.

alfy: wtf is travis doing? hes been uncing all day. >.> where the FUCK are his pants? Chey: (moans) Travis : unce. unce. unce. unce. unce. unce.

uncing by TravisIShagwells October 8, 2008

Unce Uncing

Verb. The act of going out clubbing or dancing. It is derived from the word "Unce" which is most associated with the sounds at EDM, Digital, and Techno concerts.

Do you want to go unce uncing in the City this Friday?

Unce Uncing by Raynos March 3, 2017

Uncing 

www.uncing.com

I bought my walkingpad from uncing.com

Uncing by uncing February 7, 2021

uncing 

Pubstomping on Uncletopia, a popular brand of public server on Team Fortress 2.

Join voicecall, we're uncing right now.

uncing by Yr_Hud December 26, 2023

Uncing 

When someones butt crack is sticking out of their pants

Dude his ass crack is hanging out
I know dude he’s totally “uncing”

Uncing by Mr. MB’s Dictionary March 21, 2024