Quote Originally Posted by Sophie
Another term in current usage is "peng", but in my area I've only heard it used ironically. It's seen as quite a trashy thing to say, but people use it for a laugh. An example of its usage would be something along the lines of "Check her out! She's well peng." It felt quite weird to type that... Mind you, it's quite a faddy word, so if you are writing something set a few years in the future, it probably wouldn't still be around.
Peng seems to be something said by a lot of Londoners. Oh, and a couple of years back, we used to say "chung" a lot. Some people still say it, so it could work, but it's mainly used by people in their early/mid teens.