mompound
To have sexual intercourse with one's mother, who may be a milf. Often used as an insult in conjunction with a your mom joke.
"Dude, your mom is so hot I think I'm going to mompound you when your dad's not home."
"When Jeremy mompounded John, he got genital warts because his mom insisted that he not wear a condom."
"When Jeremy mompounded John, he got genital warts because his mom insisted that he not wear a condom."