A term for an extremely attractive and sexually active mother. She embodies everything that is erotic and has an insatiable appetite for younger men, mostly of her son's age. It has also been rumored that she has magical lady bits.
Guy 1: Man I just scored with a Ms. U last night, she could not get enough.
Guy 2: Tell me about it, I was with the OG Ms. U a while back, and she was dick hungry.