小黑屋

Noun

 * 1)  a “small black room” where one is confined (in order to reflect on their wrongdoing, etc.)
 * 2)  a room for secondary inspection and questioning at a port of entry
 * 3)  a real-estate property that is overpriced, aging and in bad condition
 * 1)  a real-estate property that is overpriced, aging and in bad condition