Adjective
1. guilty of a minor misdeed;
"delinquent minors"2. failing in what duty requires;
"derelict (or delinquent) in his duty""neglectful of his duties""remiss of you not to pay your bills"3. persistently bad;
"school for delinquent boys"4. past due; not paid at the scheduled time;
"an overdue installment""a delinquent account"