What is the LU tier

Question

http://pokemon-online.eu/forums/showthread.php?5270-Gen-5-Tier-List

Confused?

Answer 1

It stands for

"Lesser Used"

And here is a bit of info on it,

Stuff about LU that I found on the internet.

---

Apparently its like NU

Comments

I'm pretty sure LU stands for Lesser Used, which is basically RU (Rarely Used)

---

Huh, my friend said Little Used, when we were talking about it a few days ago, but Whatever, he's never been the most reliable source