look up any word, like bae:
 
1.
best friends for now
loltms10:lyke omg, did you see Nicoles's new best friend today?
sunchips4eva: You mean Sam? Oh, him and Nicole are only bffn.
by bug_eyed_monster September 09, 2006
 
2.
Best Friend for now; A temporary bff
Bree's bffn is Adriana, until she finds out that Adriana has chlamydia.
by Kenny Allen February 24, 2008
 
3.
just like the abbreviation BFFE- best friends for ever except this is "best friends for now".
WOW u have a PS3!! we are so BFFN!!
by darcey October 22, 2007
 
4.
A "Best Friend For Never". A person who might have been your BFF at some point but may have caused too much drama in your life so now said-person is out and has become your BFFN
Marie and Jamie used to be BFFs, Jamie still thinks they are but Marie knows that they're BFFNs

"When you think things are getting better, remember we're best friends for never" ~ Dropout Year
by Americus August 21, 2007
 
5.
"Best Friend For Never" the opposite of BFF
Kat and Sam are BFFN because, Kat stole Sam's boyfriend.
by TooKrl July 02, 2007