1 definition by Wordhoarinventor

Means Mother Fucking Willy.

A discreet term/acronym for anyone who shows disgust to a contemptible person or organ as in the private organ/s.
(Bad Meanings)

Hide your MFW! You maniac!

I would love to see your MFW now, please.

He has short MFW so dont bother fucking him!

Oh! I hate MFWs.
by Wordhoarinventor January 20, 2011
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