What is U:?
1.
Sucking up to someone or some people to get something you want.
Little Timmy: I got an A in math class after getting an F on my progress report Jeff!!!
Jeff: How did you do it Little Timmy?
Little Timmy: I U: her of course!
Jeff: U:?
Little Timmy: Yeah, I gave her a cookie and 20 bucks.
See
2.
Sucking up
There is a lot of U: going on in this clan....
See
3.
A face showing general surprise and/or shooping of one's whoop. Can be accompanied by a ! or ? to show either exclamation or questioning. Can also be made into an angry face with the addition of a < or > sign, depending on the facing of said face.
edd: DUDE CHECK THIS OUT
john: U:!
edd: DUDE YOU KNOW WHAT I JUST HEARD?
john: U:?
edd: DUDE I FUCKED YOUR GIRLFRIEND!!!111
john: U:<
See