What is Spine Slide?
1.
When you snowboard up to a rail, but don't jump high enough to get on it, causing you to fall backwards and slide down the rail on your back.
"Dude, did you see that? I just grinded that rail on my back!"
"A spine slide?? That's more impressive than a real grind!"
See
Random Words:
1.
Large, pointy, erect, nipples particularly visible through clothing.
She pointed here dagger tits at me over the board room table.
Her..