limbo set

plural limbo sets

1. broadcastingA nondescript set that does not represent any particular place.

   Get the best actors you can find, make sure they know their lines, and rehearse them over and over again. Choose inexpensive “real” locations over limbo sets with limited props and borrowed furniture.

   2012, Nick Iuppa, Terry Borst, Story and Simulations for Serious Games: Tales from the Trenches, page 180

   1 more example

   The room existed only as a still photograph, and the Actor playing old Adolf was in fact walking around on a limbo set. But it was all done in real time, and when Adolf rested his hands on the table, I would have sworn that it was all real.

   2013, Robert Koster, The Budget Book for Film and Television, page 196