U:

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.

29👍 12👎