This page provides all possible meanings and translations of the word mmf
The New Hacker's Dictionary
[Usenet; common] Abbreviation: “Make Money Fast”.
Refers to any kind of scheme which promises participants large profits with
little or no risk or effort. Typically, it is a some kind of multi-level
marketing operation which involves recruiting more members, or an illegal
pyramid scam. The term is also used to refer to any kind of spam which
promotes this. For more information, see the Make Money Fast Myth