Mbfn

Must be fucking nice

My best friend and her boy friend just made 2 year mbfn.

by Aye 🖍 August 15, 2018

MuffNut

A delectable cross between and muffin and a doughnut! Jam filled Muffnuts are especially delicious!

That looks so good can I have a taste of your double glazed chocolate-banana raspberry filled muffnut!

by RockitMan July 27, 2019

Muffnut

The achievement of a female orgasm

Person A : I was with sveti mama last night and we got it on!
Person B: did you make her muffnut?!

by Muffnutt April 24, 2015

Mbfn

Must be fucking nice

You have 3 days off this week mbfn

by Roxieana December 5, 2018

Muffnuts

n. A delicious delicacy comprised of a cross between a muffin and a doughnut, where the doughnut is shaped like a muffin.

"Dude, keep your filthy hands off my muffnuts"

by Leo The Baker August 20, 2013

Mbfn

"Must be fucking nice"

Mbfn=An exprecion to difene a feeling .

by Miss know it all... March 9, 2018

mbsfn

Must Be So Fucking Nice

*Sees a cute couple*
“Ugh mbsfn”

by pseudonymPoo October 10, 2018