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1 definition by Stulad

FBF - Fat Best Friend, the compulsory companion of the attractive boy/girl you are trying to pull. It is best in these situations to get a friend to take one for the team.
Also see Nottie.
"Aww man, take one for the team with her fbf, so i can move in."

"Her damn fbf wont leave us alone."
by Stulad March 04, 2005