For purposes of RCW 71.09.210 through 71.09.230:

(1) "Escorted leave" means a leave of absence from a facility housing persons detained or committed pursuant to this chapter under the continuous supervision of an escort.

(2) "Escort" means a correctional officer or other person approved by the superintendent or the superintendent's designee to accompany a resident on a leave of absence and be in visual or auditory contact with the resident at all times.

(3) "Resident" means a person detained or committed pursuant to this chapter.