1. Internet and computer slang for "Big Fiery Ball Visible From Space" originally coined by the Sims 2 & 3 community and J. M. Pescado, the owner of More Awesome Than You (MATY)
2. commonly used to explain a corruption or crash of a Sims game, that often results in having to re-install the whole game.
Person 1: I don't know what happened to my game! It crashed and it wont re-start!
Person 2: Yeah, you have a BFBVFS. You need to re-install your game, because all the SimPE in the world wont help you now.
Person 1: Aww... crud.
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