The common sitting-room of a family; also, in English universities, the sitting-room of a student.(noun)
The Century Dictionary (Public Domain)
Use "keeping-room" in a sentence
"Mother joined him in the keeping-room and they seemed to have long and anxious conversation."
"Was there an old onion basket somewhere in the keeping-room belowstairs?"
"All the attractions of a house were concentrated in one room; it was kitchen, chamber, parlor, and keeping-room; and whatever satisfaction parent or child, master or servant, derive from living in a house, I enjoyed it all."