2 definitions by IHaveASmallPP

To completely screw up or to fail miserably.
Essentially another form of "messed up".
Dude, you totally Muffed out with your girl.

My man, you're totally Muffing Out right now.
by IHaveASmallPP August 13, 2018
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Well iykyk if you don't, you don't.
Absolutely no one:
Quirky girl: *Vine Reference* ahaha iykyk
by IHaveASmallPP January 9, 2020
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