The term Biggest Possible Oof refers to the biggest and loudest Oof possible in this Universe. This is even bigger than the MEGA OOF. The term can also be used as onomatopoeia.
Bro 1: Yo bro, ya girl just cheated on ya

Bro 2: MEGA OOF

Bro 1: Also Trump got president

Bro 2: Biggest Possible Oof
by My name is Moe Lester January 7, 2019
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Something that isn't possible to do on Facebook, i.e. physically possible.
Alex: Did you see my thread?
Vicky: Yeah, and I liked your thread more than Facebookly possible, as I can only like it once.
by trixtor5 February 5, 2011
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