Definition of George Sandism in US English:

George Sandism

noun

historical
  • Actions or beliefs reminiscent of the life or works of George Sand; specifically a lack of regard for conventional female behaviour.

Origin

Mid 19th century; earliest use found in Foreign Quarterly Review. From the name of George Sand, the pseudonym of Amandine-Aurore Lucille Dupin, Baronne Dudevant, French writer + -ism.