MFB

1. Michigan's First Bank.

2. Motherfuckin Bitch
1. I went to MFB to rob some money.

2. She is an MFB.
by Qui Long July 10, 2009
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MFB's

"Been seeing this chic...we're MFB's"

Made it up in Melbourne seeing a Sheila. PAH
by Pablocopenhoward May 23, 2023
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MFB

Mother Fucking Bitches

the best most problematic friendship group you'll ever meet. They might seem judgmental at first but once you get to know them they are the funniest kindest people ever.
person: omg they are so bitchy
person1: no they aren't don't judge the MFB group before you get to know them
by random yolo September 16, 2021
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mfb

(Major fuck boy) “did you see that kid he’s dating 3 girls and none of them know about the others!”

“Omg yes he’s a mfb!”
by yourfavoritehoe ( ; October 16, 2018
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MFB

Mowru Fowru Bowru
MFB mowru fowru bowru
by 👁 hav a yuge phallus May 29, 2021
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