Also spelled as N.A.C., which is an acronym for "Netflix and Chill". Nack is the verb tense of Netflix and chill.
'Hey Brett! Guess what!"
"What?"
"I just nacked your bitch."
Conjunction of the words Nut and Sack, used to describe object resembling testicular appearance.
That girl’s booty cheeks look like a nack. Eww.
Shortening of the word nutsack.
Shalil: Bro, it's so damn hot outside. I think I've got swamp neck.
George: Goddamn, swamp nack man.
Nack is an adjective: It means to sell something cheap that has a higher worth because you need a bag.
He nacked off that bike for five bucks and then went straight to the dope man
Small scratches on the car, specifically on the bumper. It’s an Uptown New York slang that I just learned.
For sure I’ll have some nick-nacks on the bumper, it’s my first car.
The flirty conversation before making out with a stranger at the club/bar
Oi bro, George was just nacking and macking with some chick in the smokers