Just launched! Learn slang while watching funny vids: urbandictionary.tv
1. Three Cats Back
A Macintosh user who is still using Mac OS X "Panther", in spite of their being two newer versions (Tiger, Leopard)
Pal: Hey, you load up Leopard on your machine yet?

Me: Nope...I'm Mr. Three Cats Back!
2. Three Cats Back
A Macintosh user who is still using Mac OS X "Panther", in spite of there now being two newer versions (Tiger, Leopard)
Pal: Hey, you load up Leopard on your machine yet?

Me: Nope...you can call me Mr. Three Cats Back!