FBBF 

Achronym for Furball Best Friend; A well fawned of friend, when at rest, resembles a ball of fur.

My dog, Gizmo is my FBBF.

FBBF by YumiSpewns June 2, 2010

fbbf 

Your boyfriend on facebook. He could live very far away, be in a relationship, or both. You trade messages and emails but never see each other in person.

I'm single, but I'm in love with my fbbf.

fbbf by RealNaughtyRN January 17, 2010

FBBF 

(Face Book Best Friend). (n) a person that you do not know at all, but for some reason feel the need to respond to any number of your posts as a close friend.

Sally: No feeling 100% percent today.

FBBF: I am so sorry to hear that.

Sally: Thanks, to my newest FBBF.

FBBF by Istvan Sengir May 14, 2010

FBBF 

A boyfriend that is only existent on FB and is only FB official.

Sarah:So your my FBBF now?
Brett:Yepp if you will accept my relationship request.

FBBF by Getmygwallados August 6, 2010

FBBFF 

Facebook best friend forever

I just added him and now he is my fbbff

FBBFF by THoch May 25, 2009

FBBFFs 

Facebook Best Friends Forever

We stalk each other's profiles all the time. We are so FBBFFs.

FBBFFs by Amalia Lylian September 13, 2011

FBBFFL

Freakishly Bonded Best Friends For Life

We are totally FBBFFL's

FBBFFL by duck04385930 October 29, 2011