mmf, is the leet, or 1337 term for the sound of a muffled climax produced by one (male) wanking.
Omg dude, did you see that chick at the show? She was teh sexiest, I was like mmf...mmf..mmf all afternoon.
by Jeff July 27, 2004
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I read you a lot better today. Are we still friends?
How was your day?

I prepared advent calendars for the girls and was mainly busy with paperwork because work didnt happen this week. It wouldve happened in non pandemic times.
mmf
by Krkič November 6, 2020
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how was your week
how do our fingertips get to touch through the screen
mmf
by Krkič December 6, 2019
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a shorten version of the word "MO", which is a shortened version of the phrase "MO-FO", which is also shortened for the term Mother Fucker.
Basically it's a quick and easy way to call someone a mother fucker without having to use all those syllables.
"You are such an MMF!"

Jason: Hey guys! wow you look like crap today, well i gotta run BYE!
Todd: What is that guy's problem?
Gilroy: I don't know dude, i guess he is just an mmf
by Kayla Grace... January 15, 2008
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mmf
mmf
by Krkič January 13, 2020
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