To have lots of fun with friends (A.K.A Bros).
Bro 1: I am having so much fun completing '10 Bros 1 Keg'.

Bro 2: Ya were are FAFing hard.
by Spurrberry September 7, 2011
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What you hear when someone says "safe" if you're a fucking gonk
> Mate that's saaaaaaafe
- 'Fafe'?? What the fuck is fafe??
> SAFE you absolute gonk
by gheerr August 26, 2015
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It's the kind of look you'd see on a person's face after they'd just witnessed an elephant tap dancing on their mother.
Woah, man! Your face is totally fafe! What's goin on? Anything I can do to help? I have a car, I could drive your mother to the hospital!
by Marlazrach April 4, 2009
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When you're to full to eat anything else. Derived from the base word faf (full as fuck)
Wyatt: I'm fafed
Mia: me too
Wyatt: the food was banging but these portions are insane
by WiscoX May 25, 2022
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