Senses
下房 servants' quarters
(literary) rooms or quarters used by servants or maids in olden times
下房 side room
a room on either side of the courtyard in a traditional Chinese house; equivalent to 厢房
下房 [humble palace]
(archaic) a humble term used by an emperor to refer to his own palace; used to show modesty towards heaven
下房 to have sexual intercourse
(literary) to engage in sexual relations