Quote Originally Posted by Robulous View Post
Sorry if this is a dumb question - what do you mean by an "overworld map"? Do you mean viewed from above, an aerial view?
It's a term from video games. It means a map used for navigation between areas where the gameplay occurs. In Cartographer's Guild speak it would be roughly equivalent to "regional map", and in formal cartography speak it would generally be a "small scale reference map".