What's on your mug?

an abreviation for the words "mutual friend"

Joe is my main mf

By williamshithead4357

An acronym for the phrase "my favorite."

Chocolate is mf flavor of ice cream.

By carrotcarrotcake

My Friend

You are MF.

By Doctor Marduk

Pronounced "oomph" as a pun, MF is an abbreviation for Modafinil, an anti-narcoleptic drug sometimes used as a study aid.

I was up all night working on that fucking paper, so I needed a little MF.

By jardox

rev redwings' kool-aid

By Rev. Jonbob