u 

A slang form of the word "you" for people who don't know how to spell and have poor grammar.

U r 2 kewl 2 b 4gotten!

u by Raven May 27, 2003

u 

The mispelling of a three letter word "you", and used by lazy bums, who simply cannot write 2 extra letters because they are retarted.

I am more l337 that U are!

u by Kardo January 1, 2005

u 

AOL speak for "you." AOL speak, my ass!

15-year-old girl at the cash register: Hello! May I help u?
Me: Yeah, I'll have a nice cup of STFU!

u by dj gs68 July 24, 2003

U 

Meaning: When you're so lazy you only type 'u' to get to Urban Dictionary.

1. "U sus? I saw red vent so Yellow sus"
2. My friend: "Hey today let's go to Urban Dictionary"
Me: "oke"
also me: *typing* 'u bandictionary.com' ok done im in the webpage
friend: "wtf how are u that fast"
me: "google"

U by a URban pea March 6, 2022

u 

A 1337 way of saying "you". Used by dank MLG haxors.

OMG U R SO F00K1N D4NK1NG K3WL M9!

u by WHAT YOU SAY? June 6, 2015

u 

ugly

u are ugly

u by mrredboi February 7, 2022

U 

Short for "you"

"u are weird"
"Fuck off"

U by M1L3Y November 11, 2022