ghost inventory
n.— «All of these empty homes waiting to go to market with no for sale signs in their yard are called ghost inventory. According to Bench, “These ghost inventory homes do not show up on the MLS yet and so almost nobody knows about them.”» —“Foreclosure ‘Tours’ Hit Southern Utah” by Brian Tenney Mainstreet Business Journal (Washington, Utah) Feb. 10, 2009. (source: Double-Tongued Dictionary)