As used in sections 81-145 to 81-162, unless the context otherwise requires:

(1) Materiel division means the head of the division of the state government charged with the administration of sections 81-145 to 81-162 and 81-1118 to 81-1118.06, which division shall be a part of and subject to the supervision of the office of the Director of Administrative Services;

(2) Personal property includes all materials, supplies, furniture, equipment, printing, stationery, automotive and road equipment, and other chattels, goods, wares, and merchandise whatsoever;

(3) Using agencies means and includes all officers of the state, departments, bureaus, boards, commissions, councils, and institutions receiving legislative appropriations, except that using agencies does not include the University of Nebraska and the Nebraska state colleges; and

(4) Lease or contract means an agreement entered into by the state or using agency with another party whereby, for a stated consideration, the state or using agency is to receive the personal property or use thereof furnished by the other party.