1 definition by magicalducks

noun
meaning: funny fat friend

The friend of someone you know who is slightly chubbier than the friend. The FFF is often a girl but can also be a guy. He/She cracks jokes and is often seen as more of "one of the guys" than a girl.
Random Person 1: Dude! Did you hear Leslie's joke? It was hilarious!

Random Person 2: Leslie? Oh, you mean Sharon's FFF!
by magicalducks May 14, 2014
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