When a person loses a significant amount of weight and develops loose skin on the belly, it looks like vaginal lips when they bend over and the skin hangs down. Typically, the vaginal lips are centered around the belly button.

A man who messes around with other men, but no one would ever know by looking or talking to him. Used by gay black men to identify masculine gay men or DL Brothas.

when a girl, Usually one whom has sex alot, has a vagina which is so wide that it meets her belly button, thus giving birth to the bellgina

A belly that looks like a vagina. Bellgina!