When an event or discovery, yielding a positive result, is presnted to a person whom it concerns. This is usually (but not limited to) related to an event/discovery of a sexual nature. First coined when the 35th president of the United States of America, John F. Kennedy, found out that Marilyn Monroe totally wanted to bone him.
Guy 1: "I mean, she was pretty drunk but she definitely said that she wanted to dome you up."
John F. Kennedy: "Are you serious? Wintriguing..."