1. guilty of a misdeed - delinquent minors • Similar to: guilty • Derivationally related forms: delinquency 2. failing in what duty requires - derelict (or delinquent) in his duty - neglectful of his duties - remiss of you not to pay your bills • Syn: derelict, neglectful, remiss • Similar to: negligent • Derivationally related forms: remissness (for: remiss), neglectfulness (for: neglectful) 3. past due; not paid at the scheduled time - an overdue installment - a delinquent account • Syn: overdue • Similar to: due