A best friend for life. A girl or guy, whom one is best friends with. Someone who you can trust and whom you love a lot, but as a friend. And only a friend.
This is my biffle Chelsea, we do everything together and have a lot in common. I love my biffle, she is my best friend for life. I would never want to lose my biffle,she is an amazing friend.
by Christiana Carrico November 27, 2007
Get the bifflemug. Pronunciation: \'bih-full\
Function: noun
Etymology: from the internet slang term bffl (best friends for life)
Function: noun
Etymology: from the internet slang term bffl (best friends for life)
by dilleh December 15, 2007
Get the bifflemug. 
by rainie kim October 16, 2008
Get the bifflemug. by Travis Austin Doering February 4, 2004
Get the bifflemug. this is crystal. she's super-awesome. we're biffles. i can talk to her about anything, and thats why she's my biffle. = don't question it. =
by typhoon August 5, 2007
Get the bifflemug. yo ma biffle what up?
by brandon Horton July 6, 2008
Get the bifflemug.