1. (n.) A retired room, esp. an upper room used for sleeping; a bedroom; as, the house had four chambers.

2. (n.) Apartments in a lodging house.

3. (n.) A hall, as where a king gives audience, or a deliberative body or assembly meets; as, presence chamber; senate chamber.

4. (n.) A legislative or judicial body; an assembly; a society or association; as, the Chamber of Deputies; the Chamber of Commerce.

5. (n.) A compartment or cell; an enclosed space or cavity; as, the chamber of a canal lock; the chamber of a furnace; the chamber of the eye.

6. (n.) A room or rooms where a lawyer transacts business; a room or rooms where a judge transacts such official business as may be done out of court.

7. (n.) A chamber pot.

8. (n.) That part of the bore of a piece of ordnance which holds the charge, esp. when of different diameter from the rest of the bore; -- formerly, in guns, made smaller than the bore, but now larger, esp. in breech-loading guns.

9. (n.) A cavity in a mine, usually of a cubical form, to contain the powder.

10. (n.) A short piece of ordnance or cannon, which stood on its breech, without any carriage, formerly used chiefly for rejoicings and theatrical cannonades.

11. (v. i.) To reside in or occupy a chamber or chambers.

12. (v. i.) To be lascivious.

13. (v. t.) To shut up, as in a chamber.

14. (v. t.) To furnish with a chamber; as, to chamber a gun.

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