upfucking 

To get involved with someone more famous than you, in order to further your own career. Mostly used to describe celebrities in Hollywood.

Kevin Federline did some serious upfucking to get to the level of fame he has today.

upfucking by Braxton Charles January 5, 2009

The Unlucky Tug

Unlucky Tug is Thomas train youtuber very epic. He has lots of oo trains yeah.

The Unlucky Tug is very lucky

The Unlucky Tug by @Bug_ru2 on Twitter October 12, 2021

unfuckingbelieveable

When something is incredibly unbelievable.
It is the ugly cousin of the word unbelievable. Typically used when a person is angry or in shock.

John: "What are you saying, she not only ate the 18 ounce steak, but the 3 baked potatoes as well?"
Jess: "Yeah, it was unfuckingbelieveable!"

unfuckingbelieveable by mistressJessFantastic January 10, 2009

Untucked 

Of or referring to a man/woman who is usually "buttoned-up" in their way of life, but when placed in the right setting, comes out of their shell to reveal their true self. This may also refer to someone who is "out on the loose" or who currently has no care in the world.

Patrick had a few drinks and quickly became untucked.

Untucked by The A-Aron August 13, 2017

unlucky 

Term used by Australian university students, in a way of saying, "Oh dear, that's no good". It's also kind of like the expression, "Shit eh?"

Bobby: I failled the exam and then I tripped down the stairs.
Fran: Unlucky.

unlucky by Jane Wellington January 5, 2004

UnFuckable

An extremely ugly woman/girl that nobody wants to have sex with.

"That maddi girl is UnFuckable"

UnFuckable by Logan Dempster July 16, 2016

UNFUCKTUNATELY 

Same as unfortunately, but with an emphasis.

Excuse me madam. I'd like to patent the word unfucktunately. Well Sir, unfuctunately you cannot patent the word unfuctunately. You could go to the next widow and have it copyright though.

UNFUCKTUNATELY by Marco A. Patrón November 10, 2008