The genitalia of a hermaphrodite. It usually consists of a penis and a vagina. This is especially true when the hermaphrodites penis is larger than most normal men.
1)When a male plays a female character in an online video game like Dark Age of Camelot, Everquest, or World of Warcraft, etc and pretends to be a girl in real life.
2)Is also sometimes used to describe the attitude of certain women who play onlines games who like to cause drama and conflict within guilds.
Ex1. I thought that Novelae was a real life girl, but when I heard him on teamspeak he turned out to be a Mangina.
Ex2. Trieni and Darianna are adult women who have multiple relationships with teenage boys in online games enjoying the jealousy and drama this causes. They are acting like Mangina's.