What mean "shredding"?

[C-Rex]

Shredding = tearing it up = ripping it, as someone said before. You can shred on any number of devices: Boards, skis, bikes, skateboards, etc. But NOT skiblades. That's impossible.

 

[bdfreetuna]

Apparently the usage of this word is more diverse than even this thread would imply:

http://www.urbandictionary.com/define.php?term=shredding

 

[planb420]

Been shredding/knuckledragging since 88.......long live the 80's babies and Gaper Days!

 

[snowmonster]

Been shredding the gnar on two planks since 2005 but been shredding the pipe since 1978. Totally tubular!