Used when there it no logically based argument available and short, meme-ish comeback is all one has to give, based mainly on one's own emotional, subjective point of view.
Intelligent person: *Gives a logically based conclusion.*
You: "No u."
Intelligent person: *Goes to minds their own business, letting you to do your own mistakes.*
After the most devestating roast has been put on you known only as your mom gay
The only defense is “no u”
Your mom gay lol
No u
Your dad lesbian
Your mom and your dad gay togheter
Your one way to win any argument against your friends.
Person 1: Ur mum gay
You: No u
No U is a way to reverse the action that somebody has done to you are said to you. Kinda like a Uno Reverse card?
Kate the thot said “I’m blocking you on my contacts!!”, so I said “No U”