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1. MIRF
November 10, 2008 Urban Word of the Day
(merf) noun. acronym for Mom I'd Run From. The opposite of a MILF. A mom you definitely would not want to do.
"I don't know where she gets her good looks, her mom is a
MIRF!"

"Your momma's so ugly she's not a MILF she's a MIRF!"
2. MIRF
(merf) noun. acronym for Mom I'd Run From. The opposite of a MILF. A mom you definitely would not want to do.
"I don't know where she gets her good looks, her mom is a
MIRF!"

"Your momma's so ugly she's not a MILF she's a MIRF!"
3. MIRF
Mother I'd Run From
Dude, check out that MIRF. Fuck, here she comes!
4. mirf
A clumsy idividual, who usually lacks common sense, style, spacial awarness, motorskillz and hand eye coodination. (also refered to as a "pinner mirf")

Origin. first used by Sillicon Valley pot heads
"I cannot believe you just spilled my cremated grandma all over my mom's kzakistanian rug, you f$%@ing MIRF!"
5. mirf
A MIRF is the exact opposite of a milf. While a milf is a mother that someone would like fuck( bang the shit out of) a mirf is a mother that someone would regret fucking( really bad pussy haha.)
juliets mom is fucking hot and is definetly a milf. but john's mom is a mirf. I totally regret fucking her, her pussy smelled like rotten fish and dam did she need to shave or what.
6. Mirf
Chinese MILF.
Guy 1: Oh herro dis my mom
Guy 2: MIRF
7. MIRF
Mother I regularly fuck.
MIRF. Regularly.