n. A house, room, or chest where treasure is laid up.n. Figuratively, that wherein something precious is stored or secured; a repository.n. Specifically, a place where the public revenues are deposited and kept, and where money is disbursed to defray the expenses of government; also, a place where the funds of an incorporated company or private society are deposited and disbursed.n. A department of government which has control over the collection, management, and expenditure of the public revenue. See Department of the Treasury, under department.n. The officers of the British treasury department.n. A name given to a class of subterranean monuments consisting usually of a solid structure of masonry, of domical form, often with pseudo-vaulting in horizontal courses, either wholly underground or covered with a tumulus.n. Treasure.