The highest level of awesomeness attainable. This takes the word awesomest to one level higher, making the subject of this adjective even more awesome then awesomest
A very-useful, or on the other hand, a perhaps worthless gardening tool attached to a drill, as marketed by Billy Mays for $19.95 + $8.95 S&P. Also if called "IMMEDIATELY" included would be bonus drill, of questionable quality; a weed auger; and a "power extender" free of charge (but an extra, and unheard-of some might say, S&P price was added if one wanted the "free" drill.)
Agniss: How did you get your flower bed so nice and clean?
adj: Take awesome, multiply it by the power of awesomesauce, then multiply it by the sheer awesome of a thousand ninjas, and you will have something that is pretty close to being awesomesaucetastic.
"Dude, did you see that guy? He just somersaulted off a 20 story building, fell 170 feet, snagged a kitten out of a tree, landed on his feet, stopped that guy from stealing candy from a baby, discovered the cure for cancer, and established world peace!"