BMFFF 

Best Mother Fucking Friend Forever a term Cassidy and Jenna invented

Jenna is my BMFFF no doubt about it :

BMFFF by CASS!DY January 14, 2008

bmoff 

Bmoff is a large species of cave bear that lives mostly in Western Washington. It lieks mudkips and is very similar to pedobear. it enjoys fapuccinos.

The Bmoff in them thar hills is one massive beast. I heard it lieks mudkips.

Bmoff: "fap fap fap"

bmoff by Huge Guy February 5, 2008

bffft 

the name of the bee pewdiepie befriended in his first december 2020 gaming month minecraft video

i love Bffft

Bffft is so cute

bffft by watersheepsenshi December 8, 2020

BFFFFL 

Best Fucking Friends For Fucking Life

1.) At the beach with my BFFFFL!

2.) My BFFFFL is the greatest person in the world!

BFFFFL by JETBARR August 6, 2014

BFFFN 

BFFFN is an acronym for: Friends Forever For Now. It is the silly, more likely version of BFF.

Me and Chelsea are BFFFN!

BFFFN by Evanas July 21, 2009

BFFFRN 

Some person on Facebook who has been leaving a lot of comments on your posts. However this is a person who you never hang out with in real life. Therefore he/she is a Best Facebook Friend For Right Now.

Yo, whose this girl blowing you up on Facebook recently?

I just met her. She's my BFFFRN.

BFFFRN by andkeepitdown August 7, 2010

BFFF 

Best Fuckin' Friends Forever.
The next logical step beyond best friends and Best Friends Forever. (Has nothing to do with sex)

Me and Todd went through one hellacious scrape together. And we came out of that BFFF's

BFFF by Kortan Askew October 6, 2008