Definitions by Peter Mackey

shutterdown 

To finish something. Sonomous with Giterdone. Can also be used as an acknowledgement of something.

EX1.
Andy
" Hey man, so I'll see ya later"

Scotty
"Alright, Shutterdown"

EX2.
Steve
"This chick is totally diggin me man."

Pete
"Well, Shutterdown!"

shutterdown by Peter Mackey February 28, 2007