What is Rooming?

Rooming definition and meaning on Dictionary terms:
a portion of space within a building or other structure, separated by walls or partitions from other parts: a dining room.
rooms, lodgings or quarters, as in a house or building.
the persons present in a room: The whole room laughed.
space or extent of space occupied by or available for something: The desk takes up too much room.
opportunity or scope for something: room for improvement; room for doubt.

status or a station in life considered as a place: He fought for room at the top.
capacity: Her brain had no room for trivia.
Mining. a working area cut between pillars.

verb (used without object)
to occupy a room or rooms; lodge.