The description of how incredibly awsome something is.
The term 'Awsomesauce' is only to be used on things that are -extremely- awsome beyond all otherwords (read: not just awsum or awshumm).
The incorrect use of this word automatically labels you as a square, resulting in public redicule of your person and a destroyed sense of pride.
A commonly used antonym of this word is the effective lamesauce.
Used to replace/describe something that is so awsome, but so big thatawsomesauce isn't able to cover it. Usually used to describe water-related subjects.