Webster's Revised Unabridged Dictionary · 1913

Room

Room (rom) , noun

[Old English roum, rum, space, Anglo-Saxon rūm; akin to Old Saxon, OFries. & Icelandic rūm, Dutch ruim, German raum, Old High German rūm, Swedish & Danish rum, Gothic rūms, and to Anglo-Saxon rūm, adj., spacious, Dutch ruim, Icelandic rūmr, Gothic rūms; and prob. to Latin rus country (compare Rural), Zend ravaṅh wide, free, open, ravan a plain.]

1.
Unobstructed spase; space which may be occupied by or devoted to any object; compass; extent of place, great or small; as, there is not room for a house; the table takes up too much room.
Lord, it is done as thou hast commanded, and yet there is room. — Luke xiv. 22
There was no room for them in the inn. — Luke ii. 7
2.
A particular portion of space appropriated for occupancy; a place to sit, stand, or lie; a seat.
If he have but twelve pence in his purse, he will give it for the best room in a playhouse. — Overbury
When thou art bidden of any man to a wedding, sit not down in the highest room. — Luke xiv. 8
3.
Especially, space in a building or ship inclosed or set apart by a partition; an apartment or chamber.
I found the prince in the next room. — Shakespeare
4.
Place or position in society; office; rank; post; station; also, a place or station once belonging to, or occupied by, another, and vacated. [Obsolete]
When he heard that Archelaus did reign in Judea in the room of his father Herod. — Matt. ii. 22
Neither that I look for a higher room in heaven. — Tyndale
Let Bianca take her sister's room. — Shakespeare
5.
Possibility of admission; ability to admit; opportunity to act; fit occasion; as, to leave room for hope.
There was no prince in the empire who had room for such an alliance. — Addison
Make room, and let him stand before our face. — Shakespeare

Room , intransitive verb

To occupy a room or rooms; to lodge; as, they arranged to room together.

Room , adjective

[Anglo-Saxon rūm.]

Spacious; roomy. [Obsolete]
No roomer harbour in the place. — Chaucer