NCT U is a sub unit of NCT or Neo Culture Technology Under the entertainment group SM. SM dosent give a FUCK about that group 7th sense and boss WHERE THE SHIT. as one wise man named mark lee said “and that’s a long ass ride” he made it ICONIC..... AND THEY NEED MORE SONG MAKE NCT U A FIXED UNIT
kpop stan : hey you should listen to nct u
there sibling : ew no *walks away*
*later that day*
kpop stan: hey do you hav-
sibling - UH AND THATS A LONG ASS RIDE
there sibling : ew no *walks away*
*later that day*
kpop stan: hey do you hav-
sibling - UH AND THATS A LONG ASS RIDE
by markleeslefttoenail August 8, 2020

Commonly misinterpreted as a method of finding the derivative in Calculus, this is actually the premise of a toxic joke, known as a "deez nuts" joke. Ask a person who does not know calculus to explain U Sub, and when they respond with a question along the lines of "what is U Sub", the setup for the deez nuts joke is complete.
by MackSneale July 12, 2022

by Deyh8sin June 18, 2021

by <Poker.png> October 6, 2011

At the end of a statement that's crazy or intense involving something that happened whether it's really really good or terrible the response it u out. And you say it fast.
Andrew:Damn she said "come over it's just her and her girlfriend no parents are home, and that we gon have a lil fun ;)"
Andrews friend Josh: "damn... u out."
Alex: "I just won free vacation to bahamas for a week....."
Chris: "u out"
Andrews friend Josh: "damn... u out."
Alex: "I just won free vacation to bahamas for a week....."
Chris: "u out"
by U out July 21, 2017

Used as a rebuttal to no u as a way in which to end any argument
Also sometimes seen in the factored form of (no squared)+ (2no u)+ (u squared)
Also sometimes seen in the factored form of (no squared)+ (2no u)+ (u squared)
by #}%^*€£?<~ May 13, 2018
