Uning 

a being a massive prick who doesn't care about human rights.

b a sexual act involving to guys and a hammer.

c a really bad hair cut.

People say Hitler liked uning other men.

Uning by The Gooking crook October 10, 2014

uning 

uning - u-knee-ing (verb): the process of doing university work.

Don't interrupt me now, I am busy uning.

uning by DrGeek August 15, 2009

kim jong uning 

When a man goes on a crazy sex rampage and fucks every female thing that he sees. He impregnates all of them and they all thoroughly enjoy it.

The man is now father of 56 kids and 9 puppies 4 cats and a bird after he went Kim Jong Uning awhile ago.

kim jong uning by FredFred69 August 17, 2014

Jong-uning 

Bragging about something you don't actually have, or won't actually do.

He was bragging about his huge penis; turns out he was Jong-uning and it was tiny.

Jong-uning by zhangster69 May 7, 2013

Showing up uninvited 

in internet parlance, meant to convey the appearance of an unwanted or undesirable group of people that you weren't seeking out in the first place.

There was an interesting discussion about how to save up for retirement, but then all these bitcoin bros started showing up uninvited.

Showing up uninvited by JuliusCesarus July 11, 2021

Uninut 

A man with only one testicle.

Synonyms: Uni-ball, oddball, pansy, one nut,

Why do you guys always refer to Gregg as uninut? Oh, because his wife told us he only has one testicle. He's a real oddball.

Uninut by SwiftyDefines February 26, 2015

uninanonynymity 

the act of being the soul of discretion with the confidence of said friendship; not snitching your friend out when threats ensue.

Hank: "I'm here to save your life. But if I'm gonna do that, I'll need total uninanonynymity."

uninanonynymity by Charlie Nrocinu December 27, 2011