n. 1 malefactor, (young or youthful) offender, wrongdoer, lawbreaker, culprit, criminal, miscreant; hooligan, ruffian, roughneck The police rounded up six juvenile delinquents and charged them with rowdyism
adj. 2 neglectful, negligent, derelict, remiss, failing, defaulting I have been delinquent in my obligations to my mother 3 overdue, past due, in arrears, late, unpaid All these delinquent accounts should be collected as soon as possible