road sauce 

Beer brought along in the car to make a long road trip more tolerable, or even fun. aka roadie.

dude, we're not hitting the road until we swing by the Price Chopper and pick up a twelve of road sauce.

road sauce by ahw June 29, 2008

Radsauce 

Meaning more rad than rad.
It is just a one of many variations of the word rad.

Bob:"Man I totally got with this chick last night, she was so hot."
Bill:"Dude that is so radsauce."

Radsauce by Dudeinator Guy Coolio September 12, 2007

radsauce 

something that is completely awesome.

"dude, you have to see 300. Its totally radsauce"

radsauce by B33M3R December 15, 2008