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A Best-Friend-Forever-Girl-Friend.

A very rare instance in which a girl of a man's dreams that he is seriously dating is also his best friend. Sharing similar interests, outlooks on life, beliefs and genuinely enjoying one another's company are essential qualities in determining whether a girlfriend can be moved into BFFGF territory.
Guy 1: Do you see that look in Lance's eyes whenever he is talking to Samantha?
Guy 2: Yea man, she is totally his BFFGF.
by Groundbat Killer June 24, 2008
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Sep 12 Word of the Day
Anatidaephobia is defined as a pervasive, irrational fear that one is being watched by a duck. The anatidaephobic individual fears that no matter where they are or what they are doing, a duck watches.

Anatidaephobia is derived from the Greek word "anatidae", meaning ducks, geese or swans and "phobos" meaning fear.
A:dude, Anatidaephobia is the coolest phobia ever!
B:quack!
by blank babushka October 24, 2009
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A Best-Friend-Forever-Girl- Friend.

A very rare instance in which a girl of a man's dreams that he is seriously dating is also his best friend. Sharing similar interests, outlooks on life, beliefs and genuinely enjoying one another's company are essential qualities in determining whether a girlfriend can be moved into BFFGF territory.
Guy 1: Do you see that look in Lance's eyes whenever he is talking to Samantha?
Guy 2: Yea man, she is totally his BFFGF
by Groundbat July 10, 2008
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