'Floor' in the Bible

Wash thyself therefore, and anoint thee, and put thy raiment upon thee, and get thee down to the floor: but make not thyself known unto the man, until he shall have done eating and drinking.

And she went down unto the floor, and did according to all that her mother in law bade her.

And she lay at his feet until the morning: and she rose up before one could know another. And he said, Let it not be known that a woman came into the floor.