Stands for (the) BEST FUCKING IDEA EVER
"Yo dawg, check out this old tombstone they just threw out. We should take it back with us."

"Yo dawg, you think they'd let us do that?"

"Yo dawg, I'm real happy for you, and imma gonna let you finish, but carrying back this rock would be one of the best ideas of all time, OF ALL TIME."

"Yo dawg, I think you mean the 'BFIE'..."
by craftuser November 8, 2009
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