look up any word, like fleek:
 
1.
A being of complete awesomeness. The level of such awesomeness is exponentially greater than any awesomness you have ever experienced in your life. If you ever encounter Knightsauce you will be overwhelmed.

Knightsauce himself is a noun, but his name can also be used as an adjective.
Knightsauce is Knightsauce.
by KnightSauce June 26, 2010