The acronym for Food Is For Fatties. Often shouted by girls who dont eat and are obsessed with gaining weight.
Ashley asked Gina "Where are we going for lunch?"
Gina shouts "FIFF!! We're on a strict water and exlax diet!"
by VaGyna August 19, 2008
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That laugh when you don't actually laugh, you just blow some air out of your nose.
That meme made me fiff.

She fiffed at his half-hearted joke.
by Dronsie August 9, 2022
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A Firehose of Insufferable Fucktards in the Face.
Jesus Fuck I just went on Instagram for 10 seconds and caught a FIFF.
by Chips O’Toole April 27, 2022
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A hip way of saying vogue. Often used in casual conversations
Sally: Omg do you see her clothes
Sarah: They are just so fiff
by notyouraverageposteryaknow February 16, 2017
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