To kick a perfectly good opportunity away. Derived from the Springbok Rugby player Faf de Klerk who has a habit of doing just that.
Some people grab the bull with both horns and others just Faf it.

Dude, why didn't you get that girls number, you totally Faffed that.

Pass me the ball.
No I'm going to Faf it into the air so that the other side can have it.
by Harvmeister November 1, 2019
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A fake ass fan aka a band wagoner fan
Sophia is a FAF of the dodgers since they became good.
by Fake AF March 22, 2018
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A generally postive term meaning Fabulous AF. Typically used to describe a outfit or a item that is extraordinarily fabulous.
Hey Allen that necklace is FAF.
by Milk_Bud November 17, 2018
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Used to describe something or someone that is very fashionable, hip or cool. A term only reserved for the best of the best.

FAF is short for “Fashionable as Fuck”, of course.
Tim rolled in looking super FAF at the party last night.
by FAFBro August 2, 2019
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ironic
my work is faf!
kewl :(

you guys are faf!
by luke!94 May 3, 2018
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Peter always gets there first. He is faf.
by Pedroctbus July 14, 2021
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