nassau county

/N AE1 S AO0 K AW0 N T IY0/
noun
  1. 1

    One of 62 counties in New York, United States. County seat: Mineola. It is situated on Long Island. Named after William of Nassau.

  2. 2

    One of 67 counties in Florida, United States. County seat: Fernandina Beach. Named after the Duchy of Nassau.