Dirty Gertie means: Referring to Gertrude Nadine Baniszewski (1929-1990), the Indianapolis woman responsible for the murder and torture of Sylvia Likens (16 years old) in 1965. A woman who abuses children severely resulting in injury or death to them, as well any other woman that is child-abuser. (in Community Dictionary, added by Jorge Gómez)

What else does Dirty Gertie mean?

  • If a coworker takes pictures of one’s poo at work, it is an indication that he or she is dirty. (in Community Dictionary, added by Diego Turner)