(1) "Contraband" consists of all illegal items, alcoholic beverages, and other items which a resident of a correctional institution may not have in his possession, as defined in regulations adopted by the superintendent of an institution and approved by the secretary.

(2) "Illegal items" are controlled substances as defined and listed in chapter 69.50 RCW or any weapon, firearm, or any instrument which, if used, could produce serious bodily injury to the person of another.

(3) "Inmate" shall refer to those persons committed to the custody of the department of corrections and inmates transferred from other states or the federal government.

(4) "Secretary" is the secretary of the department of corrections or his/her designee(s).

(5) "Superintendent" means the superintendent of a correctional facility or his/her designee(s).

(6) "Unclaimed" means that no owner of the property has been identified or has requested, in writing, the release of the property to themselves nor has the owner of the property designated an individual to receive the property or paid the required postage to effect delivery of the property.