Spoice is an exclamation of gratitude towards life. It's the proper word to use when you find yourself in a situation involving a multitude of positive things at once. You may only utter it with pure joy behind it.
Derived from snowboarding culture by people living in dreamworld.
You walk into hour house to discover a bus load of cheerleaders naked on the couch because their bus broke down and their clothes got lost At this time you are permitted to yell Spoice to no one in particular, but rather to the world as a whole.
An interrupting phrase used to ignore an annoying person mid-sentence or to just make them feel bad about themselves.
Gio: "Oh hey bro, last night I was just sitting there on my computer and I was browsing your myspace pics and..."
Brooks: "SNICE"
Gio: "Awww boo hooooo!" *cries*