1 definition by 40yroldvirgin

Top Definition
MMF
MMF is when 2 males and one female have sex in 1 bed at the same time.
Jack: hey Zac,
Zac: ya?
Jack: wanna come over to my house and have sex?
Zac: with you? your damn gay!
Jack: ....
jack: i mean with my girlfriend too...
Zac: you mean that hot chick that gave you that blowjob?
Jack: ya...
zac: k, ill go
Jack: will you give me a handjob too?
Zac: i knew you were gay! you just wanted to hump me!
Zac: FUCK OFF, BITCH!
Zac: YOU JUST WANT TO DO MMF!
by 40yroldvirgin November 07, 2006
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