I have to agree with warp_speed on this one. While in theory a 20 year old with a kid is a milf, it's just not really a milf. A milf can even be a 35 year old without a kid; as long as she fits the profile of what you call mom- or can qualify as your mom's friend- she's officially a milf.
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I hit her with the hammer on top of the head. She made a lot of noise and kept on making noise, so I hit her again.