Examples from the Web for flatland
Here is Dorothy's Kansas, but also the flatland of Sitting Bull, Bonnie and Clyde, and In Cold Blood.Book Bag: Timothy Egan’s Five Favorite Travel Books|Timothy Egan|October 23, 2012|DAILY BEAST
We may picture the inhabitants of flatland as moving either on the surface of a plane or between two parallel and adjacent planes.The Seven Follies of Science [2nd ed.]|John Phin
The men of Flatland are about to feed, and will share their supper.
This, however, did not apply to the waters lying directly around the Poloe and Flatland groups.