Word meaning to have sexual intercourse with a stranger whom you have never met before the intercourse, or to have sexual intercourse with a friend of a friend, or a girlfriend of a friend. Also used to say you cheated on someone with a stranger, friend, or girlfriend of a friend. This applies to males and females.
Last night, after the game, I went over to the house of a girl I just met, and it was the best lieraure I have ever had. I sure hope my wife doesn't find out.