Definition of non-custodial in English:
 non-custodial
adjective ˌnɒnkʌˈstəʊdɪəl
Law Not having custody of one's children after a divorce.
 the relationship between the children and their non-custodial father was virtually destroyed
 Example sentencesExamples
-  Allocating the duties and obligations of custodial and noncustodial parents has always been the province of state courts.
 -  Erving seems to have been a perfect noncustodial parent in regard to child support.
 -  I've been there, on both sides, as a child and as a noncustodial parent.
 -  So we have to order child support for the noncustodial parent.
 -  This posed a dilemma for those noncustodial parents who relied on the airlines to facilitate long-distance visitation.