Definitions of arrearage
money owed because you are behind on any payments that must be made for a debt
Between November 6, 1992 and March 18, 1994, the father accumulated a child support arrearage totaling $2,248.35.
the condition of being in arrears (=being behind on any payments that must be made for money owed)
Commissioner Dale Swift asked if an additional payment of $800,000 had been planned as part of a catch-up in the arrearage.