look up any word, like swag:
 
1.
1. A 10 footer song in DDR
2. anything which is extremely difficult.
That AP calc test was level 10!
by 5'1"Racer February 12, 2005
 
2.
Something that is even more fowl and worse then level 9.
Guy 1:My dick is like Ray Charles because it's never seen a vagina.
Guy 2: Thats so level 10 dude.

or

Tubgirl
by E-fect May 14, 2008
 
3.
Simply put: Yeti
Yeti is a level 10
by Yeti Level 10 September 04, 2008
 
4.
The highest level of popularity that can be achieved.
That dude lives in the country club, is captain of the football team, and has a small yacht. He's so level 10.
by abcdefghijklmnop July 29, 2005