A dude or chick that'll give you a dollar, sit with you on the bus, and one who you can fart in front of.
he gave me a dollar for nothing. He's my bestest best friend
by SIR MUTT tmf September 5, 2008
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ur bestest best friend ever in the entire world. No on can replace that person.

1.Ur best friend

2. Ur ride or die
Sierra is my best friend, my ride or die so therefore she is my bbfe.
She is my bbfe because she is my bestest best friend ever in the entire world.
by Redneckgurllll88 November 9, 2015
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