1. one who is only attracted to their friends' hot moms. Inspired most notably by the Sean Connery character in SNL celebrity jeopardy, where Connery repeatedly implies he is having sex with Trebek's apparently whorish mother. Coined by Posterson.
2. a term used to describe people obsessed with making jokes about one's mother
Alex: "Man, I had such a rough time today..." (interrupted)
Chris: "Your mom took it rough with me last night!"
Alex: "Man you're so full of it..."
Chris: "Just like your mom was full of my cock!"
Alex: "Wow, what a douche, why don't you go fuck yourself bitch."
Chris: "Well she was going to until I showed up and told that skank to take it."
Alex: "You're such a milfosexual, fuck off."