spell uncheck 

adding a misspelled word to spell check's dictionary because you decide you like your spelling better

What do you mean "lazer" isn't spelled with a 'z'? Spell uncheck.

spell uncheck by lizapocrypha December 29, 2014

Unchucky Cheesestring 

Synonym for ‘unlucky’ or ‘hard luck’. Commonly used in a context where someone is in an extremely unlucky situation

Elaine: ‘I pay €10,000 in school fees every year and you failed for the 2nd time (*starts crying)
Byrnie: ‘Oh shit, Unchucky Cheesestring Mom’

Unchucky Cheesestring by Byrnie Sr. June 18, 2018

Unchecked Aggression 

This is when an individual exhibits irritability for a rational reason, but is unable to convey that their “aggression” is warranted to those in the vicinity, so it goes “unchecked”.

Someone with unchecked aggression is not necessarily dangerous, just misunderstood in the moment.

*man on street yelling and throwing fits in air from frustration due to a problem at work or home*

*beat cop walking on street witnesses act*

Cop: “hey sir, calm down”

Man on street: “FUCK, MIND YOUR OWN BUSINESS”

Cop: *uses radio*

“yeah dispatch, im gonna need backup squad cars and a K9 unit. We have an individual displaying unchecked aggression”

*Cop fires 6 warning shots into the chest of the man on the street*

Cop: “stop resisting!”

Bystander #1: “Wow. I’m glad that man is no longer alive. He was scary.”

Bystander #2: “ARE YOU KIDDING?! YOU SHOT HIM???? HE WASNT DOINT ANYTHING WRONG”

Unchecked Aggression by Dusty Knuckles September 4, 2021

Unchicken 

To become a non-chicken, assuming the person was in a chicken state previously.

Rob and JC can unchicken themselves if they go on the also trip.

Unchicken by njdude2105 February 3, 2018

uncheckmateable 

incapable of being defeated; not yielding to vanquishment

Try as the youngsters might to defeat her, the lady has proven to be uncheckmateable.

uncheckmateable by wordsareyourfriend December 11, 2009

Uncheckered lesbian 

A woman that is sexually attracted to only women, but who does NOT own a piece of flannel based clothing

Well we know she's gay but we call her an uncheckered lesbian...there's no flannel!!!

Uncheckered lesbian by Pyroz Blazegate March 15, 2021

UncheckedX

He is a gorilla tag player that is underrated and bad at the game

Do you watch UncheckedX

UncheckedX by UncheckedX February 24, 2022