past-due support
Defined in 1 dictionary — U.S. Code
United States Code
42 U.S.C. § 664 — in this part (2 versions over time)
In this part the term “past-due support” means the amount of a delinquency, determined under a court order, or an order of an administrative process established under State law, for support and maintenance of a child (whether or not a minor), or of a child (whether or not a minor) and the parent with whom the child is living.