Unk 

An endearing term, stemming from the word "uncle", that describes an older male friend, mentor, counselor, guardian, or paternal-figure, whom demonstrates unconditional love and concern for the well-being of teenage knuckleheads and delinquent thugs. Originates in the Juvenile Detention System, San Francisco, California.

1) "Unk says NO."
2) You best listen up and keep it real, cause Unk gone tell you to HANDLE YO BIZNASS and get right with yo'self.
3) He always talk smack about your streetname and flirt with yo mama - but we love him cause he's Unk.

Unk by MyTherapistMySelf June 1, 2013

unk 

used when refering to crackheads in the D.C metro area.

lets go smash on some unks man.

lets throw some rocks at them unks sleepin at the bus stop son.

unk by james at rhode island and 31st bitch August 1, 2004

unk 

Usually refers to a crackhead; can also be used when talking to someone(not a crackhead) with crackhead characteristics or tendencies.

Ay son, this unk trying to sell me a PS2 for a dub. U trying to go half?

Man, why you throw away my carryout. Nigga you a unk.

unk by The real DeAndra September 30, 2005

Unk 

Unk Is Another Word For Uncle

ii Love My Unk Donny

Unk by CoolSexyFunny September 19, 2009

Unk 

A person who is an uncivilised piece of turnip and/or squid. Lack of humour, wit, or integrity.

That Dennehy sure is a massive unk

Unk by Davethegeezer January 16, 2022

Unk 

What would be a dunk - if not for the fact that the rim rejected the attempt

Did you see Tracy McGrady's unk the other night? That dude needs to open up a window on the 10th floor of the Toyota Center and then jump out.

Unk by Daryl Morey February 13, 2009

Unk 

An "unk" can refer to an unknown person/player in an online gaming community. An unknown would be someone who is either new to the particular game or has yet to display their prowess or ability to other players.

"Hey lets host a game of DotA"
"Ok cool, but no noobs or unks dude, i want a good game!"

Unk by Big Mitch Baker December 17, 2008