Did you see the new lady at the office?

Yea, she not that much to look at she is a mirnf.
by mbboys August 14, 2008
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Mother I'd Rather Not Fuck

Opposite of MILF
"Damn, Stacy's mom has got it going on, but her aunt is a MIRNF."
by MIRNFhunter August 1, 2018
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