A stupid abreviation that people use thinking that they will be best friends for life, but really in reality they will get in a fight and not ever speak to eachother again.

see bffae, bff
me and lindsey were bf4lunitl she thought i was a dork and abandoned me for stupid stuck up mean people
by megan June 13, 2004
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Carter is BC's bf4l yeah look at them together thugging...
by Dazzle August 5, 2003
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