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1 definition by DrYo

 
1.
DFS
Driven fucking snow. As in, pure as the driven fucking snow. Whenever something is innocent, you say that it is as pure as the driven snow. However, when you know that something is obviously not innocent and pure, you would say oh yeah, you're as pure as the driven fucking snow.
Paris Hilton, pure as the driven fucking snow.
by DrYo March 01, 2005