No u 

Something to absolutely destroy ur opponent

Jimmy: U suc
Me: No u
*Jimmy has left da chat*

No u by *Intense dab* February 25, 2019

r u mcserious 

Slang. It’s another way of saying are you serious but only for former or current McDonald’s workers.

Hey we got 10 double cheeseburgers going out! R u mcserious?!

r u mcserious by B-rizzle February 27, 2019

No u 

it is just a uno reverse card for real life that can be used in any scenario like when somebody calls you gay or lesbian

Hey dude
Hey
Wanna beat my meat
no gross
Srry
Gay

No u

No u by A Boyz March 3, 2019

No u 

Deflection against any insult. It let's the person know that it's is really talking about you. Can be countered by a no no u, no u infinity, UNO reverse, and ur mom.

"ur dumb"
"no u"
"no no u"
"UNO reverse"
"no u infinity"
" that was a big gay move"

No u by Hermie Nermie March 8, 2019

No u 

When someone say you gay hit em back with the no u

Your mama gay! No u!

No u by Soapy1o1 March 9, 2019

H.U.L.K. 

Huge ultra large kitty

That H.U.L.K. is particularly large.

H.U.L.K. by Sky Commander Winkie March 21, 2019

No u 

No u is a form of “roasting” someone back.

Bill: ur mom gay!!1!
Jeff: no u

No u by Ven1s April 6, 2019