The Collaborative International Dictionary of English v.0.48:
out-of-school \out-of-school\ adj. not attending school and therefore free to work; as, opportunities for out-of-school youth. [WordNet 1.5]WordNet (r) 3.0 (2006):
out-of-school adj 1: not attending school and therefore free to work; "opportunities for out-of-school youth"