Merriam-Webster's Collegiate® Dictionary, 11th Edition
ROOM
I. noun
Etymology: Middle English, from Old English rūm; akin to Old High German rūm room, Latin rur-, rus open land Date: before 12th century an extent of space occupied by or sufficient or available for something ,
2. an appropriate or designated position, post, or station, place , stead ,
3. a partitioned part of the inside of a building, the people in a room, a suitable or fit occasion or opportunity ; chance , roomed adjective
II. verb
Date: 1817
intransitive verb to occupy or share a room especially as a lodger, transitive verb to accommodate with lodgings