A measure of how easy it is to shred on one's guitar, or how well suited a guitar is for shredding.
"My Ibanez S7420 has amazing shredability."
"You won't get much shredability with that banjo."
"Just because you have EMGS doesn't mean your guitar has good shredability."
something that is extremely pitted to ride skis or a snowboard on
The mountain is so shredable today its going to be a sesh and a half