nanny visa
n.— «The J-1 visa covers a range of temporary jobs in the U.S. including the “Au pair” category commonly known as the “nanny visa.” A “nanny visa” allows a young person to live with a host family and be paid a small wage to provide child-care services. They must have a high school diploma and are required to pursue college education while they are in the U.S.» —“Nanny visas and other special visas” by Glenn Rose Philippine News (San Francisco, California) Oct. 3, 2007. (source: Double-Tongued Dictionary)